222100122000012 has 24 divisors (see below), whose sum is σ = 519289083630912. Its totient is φ = 73882593195600.

The previous prime is 222100121999983. The next prime is 222100122000079. The reversal of 222100122000012 is 210000221001222.

It is a junction number, because it is equal to n+sod(n) for n = 222100121999955 and 222100122000000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18847594414 + ... + 18847606197.

It is an arithmetic number, because the mean of its divisors is an integer number (21637045151288).

Almost surely, 2^{222100122000012} is an apocalyptic number.

It is an amenable number.

222100122000012 is an abundant number, since it is smaller than the sum of its proper divisors (297188961630900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222100122000012 is a wasteful number, since it uses less digits than its factorization.

222100122000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37695201109 (or 37695201107 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222100122000012 its reverse (210000221001222), we get a palindrome (432100343001234).

The spelling of 222100122000012 in words is "two hundred twenty-two trillion, one hundred billion, one hundred twenty-two million, twelve", and thus it is an aban number.