122012100202001 has 16 divisors (see below), whose sum is σ = 128359716465600. Its totient is φ = 115807201583808.

The previous prime is 122012100201997. The next prime is 122012100202033. The reversal of 122012100202001 is 100202001210221.

It is not a de Polignac number, because 122012100202001 - 2² = 122012100201997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (122012100202301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357423266 + ... + 357764468.

It is an arithmetic number, because the mean of its divisors is an integer number (8022482279100).

Almost surely, 2^{122012100202001} is an apocalyptic number.

It is an amenable number.

122012100202001 is a deficient number, since it is larger than the sum of its proper divisors (6347616263599).

122012100202001 is a wasteful number, since it uses less digits than its factorization.

122012100202001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550288.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 122012100202001 its reverse (100202001210221), we get a palindrome (222214101412222).

The spelling of 122012100202001 in words is "one hundred twenty-two trillion, twelve billion, one hundred million, two hundred two thousand, one".