124730020723 has 24 divisors (see below), whose sum is σ = 160063017840. Its totient is φ = 96100139520.

The previous prime is 124730020631. The next prime is 124730020759. The reversal of 124730020723 is 327020037421.

It is a de Polignac number, because none of the positive numbers 2^k-124730020723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124730020123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1252086 + ... + 1348027.

It is an arithmetic number, because the mean of its divisors is an integer number (6669292410).

Almost surely, 2^124730020723 is an apocalyptic number.

124730020723 is a deficient number, since it is larger than the sum of its proper divisors (35332997117).

124730020723 is a wasteful number, since it uses less digits than its factorization.

124730020723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2600227 (or 2600220 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 31.

The spelling of 124730020723 in words is "one hundred twenty-four billion, seven hundred thirty million, twenty thousand, seven hundred twenty-three".