122200102012 has 12 divisors (see below), whose sum is σ = 213853018456. Its totient is φ = 61099239600.

The previous prime is 122200102007. The next prime is 122200102019. The reversal of 122200102012 is 210201002221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122200101983 and 122200102001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122200102019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246703 + ... + 552505.

Almost surely, 2^122200102012 is an apocalyptic number.

It is an amenable number.

122200102012 is a deficient number, since it is larger than the sum of its proper divisors (91652916444).

122200102012 is a wasteful number, since it uses less digits than its factorization.

122200102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405708 (or 405706 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 122200102012 its reverse (210201002221), we get a palindrome (332401104233).

The spelling of 122200102012 in words is "one hundred twenty-two billion, two hundred million, one hundred two thousand, twelve".