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10012212002220 = 2235829201290953
BaseRepresentation
bin1001000110110010011001…
…0101101111110110101100
31022110011021021021020112220
42101230212111233312230
52303020002233032340
633143314030355340
72052233642554311
oct221544625576654
938404237236486
1010012212002220
11321017872603a
12115852565bb50
135781bc1ba33c
14268844d74d08
151256920dded0
hex91b2656fdac

10012212002220 has 48 divisors (see below), whose sum is σ = 28068010625760. Its totient is φ = 2666702532096.

The previous prime is 10012212002159. The next prime is 10012212002237. The reversal of 10012212002220 is 2220021221001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10012212002220.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100595737 + ... + 100695216.

It is an arithmetic number, because the mean of its divisors is an integer number (584750221370).

Almost surely, 210012212002220 is an apocalyptic number.

10012212002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10012212002220 is an abundant number, since it is smaller than the sum of its proper divisors (18055798623540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10012212002220 is a wasteful number, since it uses less digits than its factorization.

10012212002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201291794 (or 201291792 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10012212002220 its reverse (2220021221001), we get a palindrome (12232233223221).

The spelling of 10012212002220 in words is "ten trillion, twelve billion, two hundred twelve million, two thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 829 1658 2487 3316 4145 4974 8290 9948 12435 16580 24870 49740 201290953 402581906 603872859 805163812 1006454765 1207745718 2012909530 2415491436 3019364295 4025819060 6038728590 12077457180 166870200037 333740400074 500610600111 667480800148 834351000185 1001221200222 1668702000370 2002442400444 2503053000555 3337404000740 5006106001110 10012212002220