22133121101 has 12 divisors (see below), whose sum is σ = 27727207452. Its totient is φ = 17511919488.

The previous prime is 22133121037. The next prime is 22133121107. The reversal of 22133121101 is 10112133122.

It can be written as a sum of positive squares in 2 ways, for example, as 9023100100 + 13110021001 = 94990^2 + 114499^2 .

It is not a de Polignac number, because 22133121101 - 2⁶ = 22133121037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22133121101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22133121107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17372300 + ... + 17373573.

It is an arithmetic number, because the mean of its divisors is an integer number (2310600621).

Almost surely, 2^22133121101 is an apocalyptic number.

It is an amenable number.

22133121101 is a deficient number, since it is larger than the sum of its proper divisors (5594086351).

22133121101 is a wasteful number, since it uses less digits than its factorization.

22133121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34745900 (or 34745893 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 22133121101 its reverse (10112133122), we get a palindrome (32245254223).

The spelling of 22133121101 in words is "twenty-two billion, one hundred thirty-three million, one hundred twenty-one thousand, one hundred one".