111022220121022 has 32 divisors (see below), whose sum is σ = 194976043363584. Its totient is φ = 46418013470400.

The previous prime is 111022220120993. The next prime is 111022220121031. The reversal of 111022220121022 is 220121022220111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5952897 + ... + 16046227.

It is an arithmetic number, because the mean of its divisors is an integer number (6093001355112).

Almost surely, 2^{111022220121022} is an apocalyptic number.

111022220121022 is a deficient number, since it is larger than the sum of its proper divisors (83953823242562).

111022220121022 is a wasteful number, since it uses less digits than its factorization.

111022220121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10112544.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 111022220121022 its reverse (220121022220111), we get a palindrome (331143242341133).

The spelling of 111022220121022 in words is "one hundred eleven trillion, twenty-two billion, two hundred twenty million, one hundred twenty-one thousand, twenty-two".