100010222120 has 16 divisors (see below), whose sum is σ = 225022999860. Its totient is φ = 40004088832.

The previous prime is 100010222101. The next prime is 100010222159. The reversal of 100010222120 is 21222010001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 90821465956 + 9188756164 = 301366^2 + 95858^2 .

It is a super-5 number, since 5×100010222120⁵ (a number of 56 digits) contains 55555 as substring.

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, 1250127737 + ... + 1250127816.

Almost surely, 2^100010222120 is an apocalyptic number.

100010222120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100010222120 is an abundant number, since it is smaller than the sum of its proper divisors (125012777740).

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

100010222120 is a wasteful number, since it uses less digits than its factorization.

100010222120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500255564 (or 2500255560 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100010222120 its reverse (21222010001), we get a palindrome (121232232121).

The spelling of 100010222120 in words is "one hundred billion, ten million, two hundred twenty-two thousand, one hundred twenty".