12100121021022 has 32 divisors (see below), whose sum is σ = 26168972631552. Its totient is φ = 3715347963264.

The previous prime is 12100121021011. The next prime is 12100121021033. The reversal of 12100121021022 is 22012012100121.

It is an interprime number because it is at equal distance from previous prime (12100121021011) and next prime (12100121021033).

It is a junction number, because it is equal to n+sod(n) for n = 12100121020992 and 12100121021010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1262001988 + ... + 1262011575.

It is an arithmetic number, because the mean of its divisors is an integer number (817780394736).

Almost surely, 2^{12100121021022} is an apocalyptic number.

12100121021022 is an abundant number, since it is smaller than the sum of its proper divisors (14068851610530).

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

12100121021022 is a wasteful number, since it uses less digits than its factorization.

12100121021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2524013632.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12100121021022 its reverse (22012012100121), we get a palindrome (34112133121143).

The spelling of 12100121021022 in words is "twelve trillion, one hundred billion, one hundred twenty-one million, twenty-one thousand, twenty-two".