124773221013 has 32 divisors (see below), whose sum is σ = 194829062400. Its totient is φ = 69538160640.

The previous prime is 124773221011. The next prime is 124773221039. The reversal of 124773221013 is 310122377421.

It is not a de Polignac number, because 124773221013 - 2¹ = 124773221011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124773221011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2948581 + ... + 2990597.

It is an arithmetic number, because the mean of its divisors is an integer number (6088408200).

Almost surely, 2^124773221013 is an apocalyptic number.

It is an amenable number.

124773221013 is a deficient number, since it is larger than the sum of its proper divisors (70055841387).

124773221013 is a wasteful number, since it uses less digits than its factorization.

124773221013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45517.

The product of its (nonzero) digits is 14112, while the sum is 33.

Adding to 124773221013 its reverse (310122377421), we get a palindrome (434895598434).

The spelling of 124773221013 in words is "one hundred twenty-four billion, seven hundred seventy-three million, two hundred twenty-one thousand, thirteen".