22221112112134 has 48 divisors (see below), whose sum is σ = 37722377034720. Its totient is φ = 9800160814080.

The previous prime is 22221112112107. The next prime is 22221112112137. The reversal of 22221112112134 is 43121121112222.

It is a junction number, because it is equal to n+sod(n) for n = 22221112112099 and 22221112112108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22221112112137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10734762 + ... + 12636349.

It is an arithmetic number, because the mean of its divisors is an integer number (785882854890).

Almost surely, 2^{22221112112134} is an apocalyptic number.

22221112112134 is a deficient number, since it is larger than the sum of its proper divisors (15501264922586).

22221112112134 is a wasteful number, since it uses less digits than its factorization.

22221112112134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23371265 (or 23371252 counting only the distinct ones).

The product of its digits is 768, while the sum is 25.

Adding to 22221112112134 its reverse (43121121112222), we get a palindrome (65342233224356).

The spelling of 22221112112134 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred twelve million, one hundred twelve thousand, one hundred thirty-four".