111202110122122 has 16 divisors (see below), whose sum is σ = 167646849854400. Its totient is φ = 55319845097088.

The previous prime is 111202110122101. The next prime is 111202110122177. The reversal of 111202110122122 is 221221011202111.

It is a happy number.

It is a super-3 number, since 3×111202110122122³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 111202110122122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7671898 + ... + 16770874.

It is an arithmetic number, because the mean of its divisors is an integer number (10477928115900).

Almost surely, 2^{111202110122122} is an apocalyptic number.

111202110122122 is a deficient number, since it is larger than the sum of its proper divisors (56444739732278).

111202110122122 is a wasteful number, since it uses less digits than its factorization.

111202110122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9129885.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 111202110122122 its reverse (221221011202111), we get a palindrome (332423121324233).

The spelling of 111202110122122 in words is "one hundred eleven trillion, two hundred two billion, one hundred ten million, one hundred twenty-two thousand, one hundred twenty-two".