22115153233 has 4 divisors (see below), whose sum is σ = 22117129060. Its totient is φ = 22113177408.

The previous prime is 22115153197. The next prime is 22115153261. The reversal of 22115153233 is 33235151122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19672026049 + 2443127184 = 140257^2 + 49428^2 .

It is a cyclic number.

It is not a de Polignac number, because 22115153233 - 2¹⁷ = 22115022161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22115853233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 971028 + ... + 993541.

It is an arithmetic number, because the mean of its divisors is an integer number (5529282265).

Almost surely, 2^22115153233 is an apocalyptic number.

It is an amenable number.

22115153233 is a deficient number, since it is larger than the sum of its proper divisors (1975827).

22115153233 is a wasteful number, since it uses less digits than its factorization.

22115153233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1975826.

The product of its digits is 5400, while the sum is 28.

The spelling of 22115153233 in words is "twenty-two billion, one hundred fifteen million, one hundred fifty-three thousand, two hundred thirty-three".