23075440212 has 48 divisors (see below), whose sum is σ = 62192636352. Its totient is φ = 6581230080.

The previous prime is 23075440183. The next prime is 23075440247. The reversal of 23075440212 is 21204457032.

It is a self number, because there is not a number n which added to its sum of digits gives 23075440212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5139343 + ... + 5143830.

It is an arithmetic number, because the mean of its divisors is an integer number (1295679924).

Almost surely, 2^23075440212 is an apocalyptic number.

23075440212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23075440212 is an abundant number, since it is smaller than the sum of its proper divisors (39117196140).

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

23075440212 is a wasteful number, since it uses less digits than its factorization.

23075440212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10283208 (or 10283206 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

Adding to 23075440212 its reverse (21204457032), we get a palindrome (44279897244).

The spelling of 23075440212 in words is "twenty-three billion, seventy-five million, four hundred forty thousand, two hundred twelve".