124277221160 has 16 divisors (see below), whose sum is σ = 279623747700. Its totient is φ = 49710888448.

The previous prime is 124277221129. The next prime is 124277221177. The reversal of 124277221160 is 61122772421.

It can be written as a sum of positive squares in 2 ways, for example, as 122652647524 + 1624573636 = 350218^2 + 40306^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 124277221160.

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, 1553465225 + ... + 1553465304.

Almost surely, 2^124277221160 is an apocalyptic number.

124277221160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124277221160 is an abundant number, since it is smaller than the sum of its proper divisors (155346526540).

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

124277221160 is a wasteful number, since it uses less digits than its factorization.

124277221160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3106930540 (or 3106930536 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 35.

Adding to 124277221160 its reverse (61122772421), we get a palindrome (185399993581).

The spelling of 124277221160 in words is "one hundred twenty-four billion, two hundred seventy-seven million, two hundred twenty-one thousand, one hundred sixty".