100112212222001 has 16 divisors (see below), whose sum is σ = 117380424843264. Its totient is φ = 83596037457744.

The previous prime is 100112212221961. The next prime is 100112212222049. The reversal of 100112212222001 is 100222212211001.

It is not a de Polignac number, because 100112212222001 - 2²² = 100112208027697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100112212222081) 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, 434086691 + ... + 434317256.

It is an arithmetic number, because the mean of its divisors is an integer number (7336276552704).

Almost surely, 2^{100112212222001} is an apocalyptic number.

It is an amenable number.

100112212222001 is a deficient number, since it is larger than the sum of its proper divisors (17268212621263).

100112212222001 is an equidigital number, since it uses as much as digits as its factorization.

100112212222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 868404380.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 100112212222001 its reverse (100222212211001), we get a palindrome (200334424433002).

The spelling of 100112212222001 in words is "one hundred trillion, one hundred twelve billion, two hundred twelve million, two hundred twenty-two thousand, one".