23234212012 has 24 divisors (see below), whose sum is σ = 45555042960. Its totient is φ = 10275572160.

The previous prime is 23234212009. The next prime is 23234212019. The reversal of 23234212012 is 21021243232.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (23234212019) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7134187 + ... + 7137442.

It is an arithmetic number, because the mean of its divisors is an integer number (1898126790).

Almost surely, 2^23234212012 is an apocalyptic number.

23234212012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23234212012 is a deficient number, since it is larger than the sum of its proper divisors (22320830948).

23234212012 is a wasteful number, since it uses less digits than its factorization.

23234212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14271681 (or 14271679 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 23234212012 its reverse (21021243232), we get a palindrome (44255455244).

The spelling of 23234212012 in words is "twenty-three billion, two hundred thirty-four million, two hundred twelve thousand, twelve".