23172120035 has 8 divisors (see below), whose sum is σ = 29270046480. Its totient is φ = 17562027744.

The previous prime is 23172120007. The next prime is 23172120061. The reversal of 23172120035 is 53002127132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23172120035 - 2¹⁴ = 23172103651 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23172119986 and 23172120013.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121958432 + ... + 121958621.

It is an arithmetic number, because the mean of its divisors is an integer number (3658755810).

Almost surely, 2^23172120035 is an apocalyptic number.

23172120035 is a deficient number, since it is larger than the sum of its proper divisors (6097926445).

23172120035 is a wasteful number, since it uses less digits than its factorization.

23172120035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243917077.

The product of its (nonzero) digits is 2520, while the sum is 26.

Adding to 23172120035 its reverse (53002127132), we get a palindrome (76174247167).

The spelling of 23172120035 in words is "twenty-three billion, one hundred seventy-two million, one hundred twenty thousand, thirty-five".