100012012210 has 16 divisors (see below), whose sum is σ = 196387224192. Its totient is φ = 36368004400.

The previous prime is 100012012189. The next prime is 100012012213. The reversal of 100012012210 is 12210210001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (100012012213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 454599946 + ... + 454600165.

It is an arithmetic number, because the mean of its divisors is an integer number (12274201512).

Almost surely, 2^100012012210 is an apocalyptic number.

100012012210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100012012210 is a deficient number, since it is larger than the sum of its proper divisors (96375211982).

100012012210 is a wasteful number, since it uses less digits than its factorization.

100012012210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909200129.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100012012210 its reverse (12210210001), we get a palindrome (112222222211).

The spelling of 100012012210 in words is "one hundred billion, twelve million, twelve thousand, two hundred ten".