22311143404 has 12 divisors (see below), whose sum is σ = 42594001128. Its totient is φ = 10141428800.

The previous prime is 22311143369. The next prime is 22311143419. The reversal of 22311143404 is 40434111322.

It is a super-3 number, since 3×22311143404³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253535677 + ... + 253535764.

It is an arithmetic number, because the mean of its divisors is an integer number (3549500094).

Almost surely, 2^22311143404 is an apocalyptic number.

It is an amenable number.

22311143404 is a deficient number, since it is larger than the sum of its proper divisors (20282857724).

22311143404 is a wasteful number, since it uses less digits than its factorization.

22311143404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507071456 (or 507071454 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 22311143404 its reverse (40434111322), we get a palindrome (62745254726).

The spelling of 22311143404 in words is "twenty-two billion, three hundred eleven million, one hundred forty-three thousand, four hundred four".