121102022022 has 32 divisors (see below), whose sum is σ = 249281328384. Its totient is φ = 39204765600.

The previous prime is 121102022017. The next prime is 121102022023. The reversal of 121102022022 is 220220201121.

It is a junction number, because it is equal to n+sod(n) for n = 121102021992 and 121102022010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121102022023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2092929 + ... + 2150012.

It is an arithmetic number, because the mean of its divisors is an integer number (7790041512).

Almost surely, 2^121102022022 is an apocalyptic number.

121102022022 is an abundant number, since it is smaller than the sum of its proper divisors (128179306362).

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

121102022022 is a wasteful number, since it uses less digits than its factorization.

121102022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4243084.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 121102022022 its reverse (220220201121), we get a palindrome (341322223143).

The spelling of 121102022022 in words is "one hundred twenty-one billion, one hundred two million, twenty-two thousand, twenty-two".