23512221150 has 48 divisors (see below), whose sum is σ = 63611250048. Its totient is φ = 5699932000.

The previous prime is 23512221119. The next prime is 23512221181. The reversal of 23512221150 is 5112221532.

It is an interprime number because it is at equal distance from previous prime (23512221119) and next prime (23512221181).

It is a self number, because there is not a number n which added to its sum of digits gives 23512221150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7123266 + ... + 7126565.

It is an arithmetic number, because the mean of its divisors is an integer number (1325234376).

Almost surely, 2^23512221150 is an apocalyptic number.

23512221150 is an abundant number, since it is smaller than the sum of its proper divisors (40099028898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23512221150 is a wasteful number, since it uses less digits than its factorization.

23512221150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14249857 (or 14249852 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 23512221150 its reverse (5112221532), we get a palindrome (28624442682).

The spelling of 23512221150 in words is "twenty-three billion, five hundred twelve million, two hundred twenty-one thousand, one hundred fifty".