100012210110 has 64 divisors (see below), whose sum is σ = 266780770560. Its totient is φ = 26661768480.

The previous prime is 100012210091. The next prime is 100012210139. The reversal of 100012210110 is 11012210001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 100012210092 and 100012210101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 855229 + ... + 965111.

It is an arithmetic number, because the mean of its divisors is an integer number (4168449540).

Almost surely, 2^100012210110 is an apocalyptic number.

100012210110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100012210110 is an abundant number, since it is smaller than the sum of its proper divisors (166768560450).

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

100012210110 is a wasteful number, since it uses less digits than its factorization.

100012210110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113270 (or 113264 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 100012210110 its reverse (11012210001), we get a palindrome (111024420111).

The spelling of 100012210110 in words is "one hundred billion, twelve million, two hundred ten thousand, one hundred ten".