201102309023 has 32 divisors (see below), whose sum is σ = 254250455040. Its totient is φ = 154501205760.

The previous prime is 201102308951. The next prime is 201102309053. The reversal of 201102309023 is 320903201102.

It is not a de Polignac number, because 201102309023 - 2³⁴ = 183922439839 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 201102309023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201102309053) 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, 23193533 + ... + 23202201.

It is an arithmetic number, because the mean of its divisors is an integer number (7945326720).

Almost surely, 2^201102309023 is an apocalyptic number.

201102309023 is a deficient number, since it is larger than the sum of its proper divisors (53148146017).

201102309023 is a wasteful number, since it uses less digits than its factorization.

201102309023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12887.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 201102309023 in words is "two hundred one billion, one hundred two million, three hundred nine thousand, twenty-three".