23202010018 has 32 divisors (see below), whose sum is σ = 39975935040. Its totient is φ = 9988608960.

The previous prime is 23202009979. The next prime is 23202010033. The reversal of 23202010018 is 81001020232.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 23202009977 and 23202010004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2920780 + ... + 2928712.

It is an arithmetic number, because the mean of its divisors is an integer number (1249247970).

Almost surely, 2^23202010018 is an apocalyptic number.

23202010018 is a deficient number, since it is larger than the sum of its proper divisors (16773925022).

23202010018 is a wasteful number, since it uses less digits than its factorization.

23202010018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14962.

The product of its (nonzero) digits is 192, while the sum is 19.

The spelling of 23202010018 in words is "twenty-three billion, two hundred two million, ten thousand, eighteen".