100001013322220 has 24 divisors (see below), whose sum is σ = 215124131099808. Its totient is φ = 39024785686400.

The previous prime is 100001013322219. The next prime is 100001013322247. The reversal of 100001013322220 is 22223310100001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60976226816 + ... + 60976228455.

It is an arithmetic number, because the mean of its divisors is an integer number (8963505462492).

Almost surely, 2^{100001013322220} is an apocalyptic number.

100001013322220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100001013322220 is an abundant number, since it is smaller than the sum of its proper divisors (115123117777588).

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

100001013322220 is a wasteful number, since it uses less digits than its factorization.

100001013322220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121952455321 (or 121952455319 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 100001013322220 its reverse (22223310100001), we get a palindrome (122224323422221).

The spelling of 100001013322220 in words is "one hundred trillion, one billion, thirteen million, three hundred twenty-two thousand, two hundred twenty".