23011012211232 has 48 divisors (see below), whose sum is σ = 60417460770912. Its totient is φ = 7668616296960.

The previous prime is 23011012211227. The next prime is 23011012211233. The reversal of 23011012211232 is 23211221011032.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 23011012211199 and 23011012211208.

It is not an unprimeable number, because it can be changed into a prime (23011012211233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26462194 + ... + 27317937.

It is an arithmetic number, because the mean of its divisors is an integer number (1258697099394).

Almost surely, 2^{23011012211232} is an apocalyptic number.

It is an amenable number.

23011012211232 is an abundant number, since it is smaller than the sum of its proper divisors (37406448559680).

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

23011012211232 is a wasteful number, since it uses less digits than its factorization.

23011012211232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53784601 (or 53784593 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 23011012211232 its reverse (23211221011032), we get a palindrome (46222233222264).

The spelling of 23011012211232 in words is "twenty-three trillion, eleven billion, twelve million, two hundred eleven thousand, two hundred thirty-two".