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1003213230220 = 22550160661511
BaseRepresentation
bin11101001100101000010…
…10110001000010001100
310112220110122200102200201
432212110022301002030
5112414040041331340
62044511513103244
7132323362521115
oct16462412610214
93486418612621
101003213230220
11357507795363
1214251a0b7b24
13737aabba2b6
14367ad0b720c
151b1688c979a
hexe9942b108c

1003213230220 has 12 divisors (see below), whose sum is σ = 2106747783504. Its totient is φ = 401285292080.

The previous prime is 1003213230181. The next prime is 1003213230241. The reversal of 1003213230220 is 220323123001.

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, 25080330736 + ... + 25080330775.

It is an arithmetic number, because the mean of its divisors is an integer number (175562315292).

Almost surely, 21003213230220 is an apocalyptic number.

1003213230220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003213230220 is an abundant number, since it is smaller than the sum of its proper divisors (1103534553284).

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

1003213230220 is a wasteful number, since it uses less digits than its factorization.

1003213230220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50160661520 (or 50160661518 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 1003213230220 its reverse (220323123001), we get a palindrome (1223536353221).

The spelling of 1003213230220 in words is "one trillion, three billion, two hundred thirteen million, two hundred thirty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 50160661511 100321323022 200642646044 250803307555 501606615110 1003213230220