121100212212022 has 32 divisors (see below), whose sum is σ = 190237473296640. Its totient is φ = 57707236693920.

The previous prime is 121100212212011. The next prime is 121100212212041. The reversal of 121100212212022 is 220212212001121.

It is a super-2 number, since 2×121100212212022² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10303129 + ... + 18664267.

It is an arithmetic number, because the mean of its divisors is an integer number (5944921040520).

Almost surely, 2^{121100212212022} is an apocalyptic number.

121100212212022 is a deficient number, since it is larger than the sum of its proper divisors (69137261084618).

121100212212022 is a wasteful number, since it uses less digits than its factorization.

121100212212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8362308.

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

Adding to 121100212212022 its reverse (220212212001121), we get a palindrome (341312424213143).

The spelling of 121100212212022 in words is "one hundred twenty-one trillion, one hundred billion, two hundred twelve million, two hundred twelve thousand, twenty-two".