124227771321 has 16 divisors (see below), whose sum is σ = 170424782144. Its totient is φ = 80432823744.

The previous prime is 124227771299. The next prime is 124227771323. The reversal of 124227771321 is 123177722421.

It is not a de Polignac number, because 124227771321 - 2⁶ = 124227771257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 124227771321.

It is not an unprimeable number, because it can be changed into a prime (124227771323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 962290 + ... + 1083723.

It is an arithmetic number, because the mean of its divisors is an integer number (10651548884).

Almost surely, 2^124227771321 is an apocalyptic number.

It is an amenable number.

124227771321 is a deficient number, since it is larger than the sum of its proper divisors (46197010823).

124227771321 is a wasteful number, since it uses less digits than its factorization.

124227771321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2046600.

The product of its digits is 65856, while the sum is 39.

The spelling of 124227771321 in words is "one hundred twenty-four billion, two hundred twenty-seven million, seven hundred seventy-one thousand, three hundred twenty-one".