201425544521122 has 32 divisors (see below), whose sum is σ = 310420489551984. Its totient is φ = 97954094592000.

The previous prime is 201425544521099. The next prime is 201425544521189. The reversal of 201425544521122 is 221125445524102.

It can be written as a sum of positive squares in 8 ways, for example, as 199962535737721 + 1463008783401 = 14140811^2 + 1209549^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2479561818 + ... + 2479643050.

Almost surely, 2^{201425544521122} is an apocalyptic number.

201425544521122 is a deficient number, since it is larger than the sum of its proper divisors (108994945030862).

201425544521122 is a wasteful number, since it uses less digits than its factorization.

201425544521122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93414.

The product of its (nonzero) digits is 256000, while the sum is 40.

The spelling of 201425544521122 in words is "two hundred one trillion, four hundred twenty-five billion, five hundred forty-four million, five hundred twenty-one thousand, one hundred twenty-two".