112121121211022 has 128 divisors (see below), whose sum is σ = 217120659314688. Its totient is φ = 42168213964800.

The previous prime is 112121121211019. The next prime is 112121121211031. The reversal of 112121121211022 is 220112121121211.

It is a happy number.

It is a super-2 number, since 2×112121121211022² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112121121210985 and 112121121211003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 108838268 + ... + 109863600.

It is an arithmetic number, because the mean of its divisors is an integer number (1696255150896).

Almost surely, 2^{112121121211022} is an apocalyptic number.

112121121211022 is a deficient number, since it is larger than the sum of its proper divisors (104999538103666).

112121121211022 is a wasteful number, since it uses less digits than its factorization.

112121121211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025634.

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 112121121211022 its reverse (220112121121211), we get a palindrome (332233242332233).

The spelling of 112121121211022 in words is "one hundred twelve trillion, one hundred twenty-one billion, one hundred twenty-one million, two hundred eleven thousand, twenty-two".