23221333032 has 32 divisors (see below), whose sum is σ = 58206530400. Its totient is φ = 7720017984.

The previous prime is 23221333007. The next prime is 23221333063. The reversal of 23221333032 is 23033312232.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 23221332993 and 23221333011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1267363 + ... + 1285554.

It is an arithmetic number, because the mean of its divisors is an integer number (1818954075).

Almost surely, 2^23221333032 is an apocalyptic number.

It is an amenable number.

23221333032 is an abundant number, since it is smaller than the sum of its proper divisors (34985197368).

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

23221333032 is a wasteful number, since it uses less digits than its factorization.

23221333032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2553305 (or 2553301 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 23221333032 its reverse (23033312232), we get a palindrome (46254645264).

The spelling of 23221333032 in words is "twenty-three billion, two hundred twenty-one million, three hundred thirty-three thousand, thirty-two".