201222200021012 has 36 divisors (see below), whose sum is σ = 380411566469760. Its totient is φ = 93087837266304.

The previous prime is 201222200020981. The next prime is 201222200021069. The reversal of 201222200021012 is 210120002222102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1475081348 + ... + 1475217755.

Almost surely, 2^{201222200021012} is an apocalyptic number.

It is an amenable number.

201222200021012 is a deficient number, since it is larger than the sum of its proper divisors (179189366448748).

201222200021012 is a wasteful number, since it uses less digits than its factorization.

201222200021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2950299200 (or 2950299181 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 201222200021012 its reverse (210120002222102), we get a palindrome (411342202243114).

The spelling of 201222200021012 in words is "two hundred one trillion, two hundred twenty-two billion, two hundred million, twenty-one thousand, twelve".