121022022102121 has 48 divisors (see below), whose sum is σ = 140153514332160. Its totient is φ = 102368890713600.

The previous prime is 121022022102101. The next prime is 121022022102131. The reversal of 121022022102121 is 121201220220121.

It is not a de Polignac number, because 121022022102121 - 2¹⁵ = 121022022069353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121022022102101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44509753000 + ... + 44509755718.

It is an arithmetic number, because the mean of its divisors is an integer number (2919864881920).

Almost surely, 2^{121022022102121} is an apocalyptic number.

It is an amenable number.

121022022102121 is a deficient number, since it is larger than the sum of its proper divisors (19131492230039).

121022022102121 is an equidigital number, since it uses as much as digits as its factorization.

121022022102121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4614 (or 4517 counting only the distinct ones).

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

Adding to 121022022102121 its reverse (121201220220121), we get a palindrome (242223242322242).

The spelling of 121022022102121 in words is "one hundred twenty-one trillion, twenty-two billion, twenty-two million, one hundred two thousand, one hundred twenty-one".