100112121202210 has 32 divisors (see below), whose sum is σ = 194552321512752. Its totient is φ = 36871365991680.

The previous prime is 100112121202127. The next prime is 100112121202213. The reversal of 100112121202210 is 12202121211001.

It can be written as a sum of positive squares in 8 ways, for example, as 55231755285249 + 44880365916961 = 7431807^2 + 6699281^2 .

It is not an unprimeable number, because it can be changed into a prime (100112121202213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 969839121 + ... + 969942340.

Almost surely, 2^{100112121202210} is an apocalyptic number.

100112121202210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100112121202210 is a deficient number, since it is larger than the sum of its proper divisors (94440200310542).

100112121202210 is a wasteful number, since it uses less digits than its factorization.

100112121202210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1939781878.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100112121202210 its reverse (12202121211001), we get a palindrome (112314242413211).

The spelling of 100112121202210 in words is "one hundred trillion, one hundred twelve billion, one hundred twenty-one million, two hundred two thousand, two hundred ten".