111022101202122 has 96 divisors (see below), whose sum is σ = 265585866227136. Its totient is φ = 33236677420800.

The previous prime is 111022101202097. The next prime is 111022101202139. The reversal of 111022101202122 is 221202101220111.

111022101202122 is a `hidden beast` number, since 1 + 110 + 221 + 0 + 120 + 212 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 111022101202095 and 111022101202104.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 639540928 + ... + 639714500.

It is an arithmetic number, because the mean of its divisors is an integer number (2766519439866).

Almost surely, 2^{111022101202122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111022101202122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132792933113568).

111022101202122 is an abundant number, since it is smaller than the sum of its proper divisors (154563765025014).

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

111022101202122 is a wasteful number, since it uses less digits than its factorization.

111022101202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212596 (or 212593 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 111022101202122 its reverse (221202101220111), we get a palindrome (332224202422233).

The spelling of 111022101202122 in words is "one hundred eleven trillion, twenty-two billion, one hundred one million, two hundred two thousand, one hundred twenty-two".