201063121126 has 32 divisors (see below), whose sum is σ = 345606266880. Its totient is φ = 85938472800.

The previous prime is 201063121097. The next prime is 201063121187. The reversal of 201063121126 is 621121360102.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 201063121126.

It is a congruent number.

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, 12471811 + ... + 12487921.

It is an arithmetic number, because the mean of its divisors is an integer number (10800195840).

Almost surely, 2^201063121126 is an apocalyptic number.

201063121126 is a deficient number, since it is larger than the sum of its proper divisors (144543145754).

201063121126 is a wasteful number, since it uses less digits than its factorization.

201063121126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18460.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 201063121126 its reverse (621121360102), we get a palindrome (822184481228).

The spelling of 201063121126 in words is "two hundred one billion, sixty-three million, one hundred twenty-one thousand, one hundred twenty-six".