111232134123222 has 32 divisors (see below), whose sum is σ = 254277403356672. Its totient is φ = 31776544079424.

The previous prime is 111232134123211. The next prime is 111232134123263. The reversal of 111232134123222 is 222321431232111.

It is a super-2 number, since 2×111232134123222² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111232134123222.

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, 169070698 + ... + 169727325.

It is an arithmetic number, because the mean of its divisors is an integer number (7946168854896).

Almost surely, 2^{111232134123222} is an apocalyptic number.

111232134123222 is an abundant number, since it is smaller than the sum of its proper divisors (143045269233450).

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

111232134123222 is a wasteful number, since it uses less digits than its factorization.

111232134123222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338805852.

The product of its digits is 6912, while the sum is 30.

Adding to 111232134123222 its reverse (222321431232111), we get a palindrome (333553565355333).

The spelling of 111232134123222 in words is "one hundred eleven trillion, two hundred thirty-two billion, one hundred thirty-four million, one hundred twenty-three thousand, two hundred twenty-two".