23312223011 has 32 divisors (see below), whose sum is σ = 30104524800. Its totient is φ = 17516983680.

The previous prime is 23312223007. The next prime is 23312223017. The reversal of 23312223011 is 11032221332.

It is not a de Polignac number, because 23312223011 - 2² = 23312223007 is a prime.

It is a super-2 number, since 2×23312223011² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23312223017) 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, 1898630 + ... + 1910868.

It is an arithmetic number, because the mean of its divisors is an integer number (940766400).

Almost surely, 2^23312223011 is an apocalyptic number.

23312223011 is a deficient number, since it is larger than the sum of its proper divisors (6792301789).

23312223011 is a wasteful number, since it uses less digits than its factorization.

23312223011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13139.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 23312223011 its reverse (11032221332), we get a palindrome (34344444343).

The spelling of 23312223011 in words is "twenty-three billion, three hundred twelve million, two hundred twenty-three thousand, eleven".