22152330511 has 16 divisors (see below), whose sum is σ = 23104224000. Its totient is φ = 21221964288.

The previous prime is 22152330509. The next prime is 22152330523. The reversal of 22152330511 is 11503325122.

It is a cyclic number.

It is not a de Polignac number, because 22152330511 - 2¹ = 22152330509 is a prime.

It is a super-2 number, since 2×22152330511² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22152330581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1129390 + ... + 1148836.

It is an arithmetic number, because the mean of its divisors is an integer number (1444014000).

Almost surely, 2^22152330511 is an apocalyptic number.

22152330511 is a deficient number, since it is larger than the sum of its proper divisors (951893489).

22152330511 is a wasteful number, since it uses less digits than its factorization.

22152330511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19998.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 22152330511 its reverse (11503325122), we get a palindrome (33655655633).

The spelling of 22152330511 in words is "twenty-two billion, one hundred fifty-two million, three hundred thirty thousand, five hundred eleven".