22401213233 has 12 divisors (see below), whose sum is σ = 26175421440. Its totient is φ = 19114927272.

The previous prime is 22401213227. The next prime is 22401213251. The reversal of 22401213233 is 33231210422.

It is not a de Polignac number, because 22401213233 - 2²² = 22397018929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22401213199 and 22401213208.

It is not an unprimeable number, because it can be changed into a prime (22401213203) 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 11 ways as a sum of consecutive naturals, for example, 1014113 + ... + 1035966.

It is an arithmetic number, because the mean of its divisors is an integer number (2181285120).

Almost surely, 2^22401213233 is an apocalyptic number.

It is an amenable number.

22401213233 is a deficient number, since it is larger than the sum of its proper divisors (3774208207).

22401213233 is a wasteful number, since it uses less digits than its factorization.

22401213233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2050316 (or 2050309 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 22401213233 its reverse (33231210422), we get a palindrome (55632423655).

The spelling of 22401213233 in words is "twenty-two billion, four hundred one million, two hundred thirteen thousand, two hundred thirty-three".