111112202202122 has 32 divisors (see below), whose sum is σ = 182684810234304. Its totient is φ = 50265320515200.

The previous prime is 111112202202103. The next prime is 111112202202163. The reversal of 111112202202122 is 221202202211111.

It is a super-2 number, since 2×111112202202122² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111112202202094 and 111112202202103.

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, 325869758 + ... + 326210550.

It is an arithmetic number, because the mean of its divisors is an integer number (5708900319822).

Almost surely, 2^{111112202202122} is an apocalyptic number.

111112202202122 is a deficient number, since it is larger than the sum of its proper divisors (71572608032182).

111112202202122 is a wasteful number, since it uses less digits than its factorization.

111112202202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411254.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 111112202202122 its reverse (221202202211111), we get a palindrome (332314404413233).

The spelling of 111112202202122 in words is "one hundred eleven trillion, one hundred twelve billion, two hundred two million, two hundred two thousand, one hundred twenty-two".