23223313233138 has 64 divisors (see below), whose sum is σ = 48499832989440. Its totient is φ = 7399374436608.

The previous prime is 23223313233137. The next prime is 23223313233149. The reversal of 23223313233138 is 83133231332232.

It is a junction number, because it is equal to n+sod(n) for n = 23223313233096 and 23223313233105.

It is not an unprimeable number, because it can be changed into a prime (23223313233137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1841214120 + ... + 1841226732.

It is an arithmetic number, because the mean of its divisors is an integer number (757809890460).

Almost surely, 2^{23223313233138} is an apocalyptic number.

23223313233138 is an abundant number, since it is smaller than the sum of its proper divisors (25276519756302).

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

23223313233138 is a wasteful number, since it uses less digits than its factorization.

23223313233138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20883.

The product of its digits is 279936, while the sum is 39.

The spelling of 23223313233138 in words is "twenty-three trillion, two hundred twenty-three billion, three hundred thirteen million, two hundred thirty-three thousand, one hundred thirty-eight".