22303122235156 has 12 divisors (see below), whose sum is σ = 44606244470368. Its totient is φ = 9558480957912.

The previous prime is 22303122235151. The next prime is 22303122235157. The reversal of 22303122235156 is 65153222130322.

22303122235156 is an admirable number.

It is a super-2 number, since 2×22303122235156² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22303122235151) 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, 398270039886 + ... + 398270039941.

Almost surely, 2^{22303122235156} is an apocalyptic number.

It is an amenable number.

22303122235156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22303122235156 is a wasteful number, since it uses less digits than its factorization.

22303122235156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796540079838 (or 796540079836 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

Adding to 22303122235156 its reverse (65153222130322), we get a palindrome (87456344365478).

The spelling of 22303122235156 in words is "twenty-two trillion, three hundred three billion, one hundred twenty-two million, two hundred thirty-five thousand, one hundred fifty-six".