201212011020122 has 8 divisors (see below), whose sum is σ = 303070373445972. Its totient is φ = 100188553204800.

The previous prime is 201212011020101. The next prime is 201212011020217. The reversal of 201212011020122 is 221020110212102.

201212011020122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 181944730938721 + 19267280081401 = 13488689^2 + 4389451^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 201212011020122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208726152029 + ... + 208726152992.

Almost surely, 2^{201212011020122} is an apocalyptic number.

201212011020122 is a deficient number, since it is larger than the sum of its proper divisors (101858362425850).

201212011020122 is a wasteful number, since it uses less digits than its factorization.

201212011020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417452305264.

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

Adding to 201212011020122 its reverse (221020110212102), we get a palindrome (422232121232224).

The spelling of 201212011020122 in words is "two hundred one trillion, two hundred twelve billion, eleven million, twenty thousand, one hundred twenty-two".