22311222355023 has 8 divisors (see below), whose sum is σ = 33998053112448. Its totient is φ = 12749269917144.

The previous prime is 22311222354997. The next prime is 22311222355039. The reversal of 22311222355023 is 32055322211322.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-22311222355023 is a prime.

It is a super-3 number, since 3×22311222355023³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22311222355043) 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, 531219579861 + ... + 531219579902.

It is an arithmetic number, because the mean of its divisors is an integer number (4249756639056).

Almost surely, 2^{22311222355023} is an apocalyptic number.

22311222355023 is a deficient number, since it is larger than the sum of its proper divisors (11686830757425).

22311222355023 is a wasteful number, since it uses less digits than its factorization.

22311222355023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062439159773.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 22311222355023 its reverse (32055322211322), we get a palindrome (54366544566345).

The spelling of 22311222355023 in words is "twenty-two trillion, three hundred eleven billion, two hundred twenty-two million, three hundred fifty-five thousand, twenty-three".