461612221122 has 64 divisors (see below), whose sum is σ = 1052839831680. Its totient is φ = 133665168384.

The previous prime is 461612221117. The next prime is 461612221181. The reversal of 461612221122 is 221122216164.

It is a self number, because there is not a number n which added to its sum of digits gives 461612221122.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22570233 + ... + 22590675.

It is an arithmetic number, because the mean of its divisors is an integer number (16450622370).

Almost surely, 2^461612221122 is an apocalyptic number.

461612221122 is an abundant number, since it is smaller than the sum of its proper divisors (591227610558).

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

461612221122 is a wasteful number, since it uses less digits than its factorization.

461612221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37507.

The product of its digits is 4608, while the sum is 30.

Adding to 461612221122 its reverse (221122216164), we get a palindrome (682734437286).

The spelling of 461612221122 in words is "four hundred sixty-one billion, six hundred twelve million, two hundred twenty-one thousand, one hundred twenty-two".