22133001012 has 24 divisors (see below), whose sum is σ = 54681532416. Its totient is φ = 6943686528.

The previous prime is 22133001001. The next prime is 22133001017. The reversal of 22133001012 is 21010033122.

It is a junction number, because it is equal to n+sod(n) for n = 22133000982 and 22133001000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22133001017) 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, 54247348 + ... + 54247755.

It is an arithmetic number, because the mean of its divisors is an integer number (2278397184).

Almost surely, 2^22133001012 is an apocalyptic number.

It is an amenable number.

22133001012 is an abundant number, since it is smaller than the sum of its proper divisors (32548531404).

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

22133001012 is a wasteful number, since it uses less digits than its factorization.

22133001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108495127 (or 108495125 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 22133001012 its reverse (21010033122), we get a palindrome (43143034134).

The spelling of 22133001012 in words is "twenty-two billion, one hundred thirty-three million, one thousand, twelve".