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2102000002220 = 225105100000111
BaseRepresentation
bin11110100101101000111…
…101101010010010101100
321102221121222211211111002
4132211220331222102230
5233414344000032340
64245351231015432
7304602343134566
oct36455075522254
97387558754432
102102000002220
117404a9225188
1229b46b66a578
131232aa51c181
1473a473aa336
1539a27aca715
hex1e968f6a4ac

2102000002220 has 12 divisors (see below), whose sum is σ = 4414200004704. Its totient is φ = 840800000880.

The previous prime is 2102000002211. The next prime is 2102000002231. The reversal of 2102000002220 is 222000002012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52550000036 + ... + 52550000075.

It is an arithmetic number, because the mean of its divisors is an integer number (367850000392).

Almost surely, 22102000002220 is an apocalyptic number.

2102000002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102000002220 is an abundant number, since it is smaller than the sum of its proper divisors (2312200002484).

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

2102000002220 is a wasteful number, since it uses less digits than its factorization.

2102000002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105100000120 (or 105100000118 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 2102000002220 its reverse (222000002012), we get a palindrome (2324000004232).

The spelling of 2102000002220 in words is "two trillion, one hundred two billion, two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 105100000111 210200000222 420400000444 525500000555 1051000001110 2102000002220