23120450222111 has 8 divisors (see below), whose sum is σ = 25229699444304. Its totient is φ = 21012432685120.

The previous prime is 23120450222099. The next prime is 23120450222159. The reversal of 23120450222111 is 11122205402132.

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 23120450222111 - 2³⁰ = 23119376480287 is a prime.

It is a super-2 number, since 2×23120450222111² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23120450222161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307882046 + ... + 307957131.

It is an arithmetic number, because the mean of its divisors is an integer number (3153712430538).

Almost surely, 2^{23120450222111} is an apocalyptic number.

23120450222111 is a deficient number, since it is larger than the sum of its proper divisors (2109249222193).

23120450222111 is a wasteful number, since it uses less digits than its factorization.

23120450222111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615842601.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 23120450222111 its reverse (11122205402132), we get a palindrome (34242655624243).

The spelling of 23120450222111 in words is "twenty-three trillion, one hundred twenty billion, four hundred fifty million, two hundred twenty-two thousand, one hundred eleven".