22111143430232 has 64 divisors (see below), whose sum is σ = 45824010094080. Its totient is φ = 9948862167552.

The previous prime is 22111143430183. The next prime is 22111143430253. The reversal of 22111143430232 is 23203434111122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22111143430195 and 22111143430204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6417323 + ... + 9241445.

It is an arithmetic number, because the mean of its divisors is an integer number (716000157720).

Almost surely, 2^{22111143430232} is an apocalyptic number.

It is an amenable number.

22111143430232 is an abundant number, since it is smaller than the sum of its proper divisors (23712866663848).

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

22111143430232 is a wasteful number, since it uses less digits than its factorization.

22111143430232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2826672 (or 2826668 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 22111143430232 its reverse (23203434111122), we get a palindrome (45314577541354).

The spelling of 22111143430232 in words is "twenty-two trillion, one hundred eleven billion, one hundred forty-three million, four hundred thirty thousand, two hundred thirty-two".