120023123019 has 48 divisors (see below), whose sum is σ = 177372316800. Its totient is φ = 71936587008.

The previous prime is 120023122997. The next prime is 120023123123. The reversal of 120023123019 is 910321320021.

It is not a de Polignac number, because 120023123019 - 2⁸ = 120023122763 is a prime.

It is a super-2 number, since 2×120023123019² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120023123019.

It is not an unprimeable number, because it can be changed into a prime (120023123719) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23172372 + ... + 23177550.

It is an arithmetic number, because the mean of its divisors is an integer number (3695256600).

Almost surely, 2^120023123019 is an apocalyptic number.

120023123019 is a deficient number, since it is larger than the sum of its proper divisors (57349193781).

120023123019 is a wasteful number, since it uses less digits than its factorization.

120023123019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6104 (or 6081 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The spelling of 120023123019 in words is "one hundred twenty billion, twenty-three million, one hundred twenty-three thousand, nineteen".