22311303332 has 6 divisors (see below), whose sum is σ = 39044780838. Its totient is φ = 11155651664.

The previous prime is 22311303277. The next prime is 22311303347. The reversal of 22311303332 is 23330311322.

It can be written as a sum of positive squares in only one way, i.e., 16645128256 + 5666175076 = 129016^2 + 75274^2 .

It is a super-3 number, since 3×22311303332³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22311303298 and 22311303307.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2788912913 + ... + 2788912920.

It is an arithmetic number, because the mean of its divisors is an integer number (6507463473).

Almost surely, 2^22311303332 is an apocalyptic number.

It is an amenable number.

22311303332 is a deficient number, since it is larger than the sum of its proper divisors (16733477506).

22311303332 is a wasteful number, since it uses less digits than its factorization.

22311303332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5577825837 (or 5577825835 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 22311303332 its reverse (23330311322), we get a palindrome (45641614654).

The spelling of 22311303332 in words is "twenty-two billion, three hundred eleven million, three hundred three thousand, three hundred thirty-two".