2022121221102 has 24 divisors (see below), whose sum is σ = 4407497757936. Its totient is φ = 670004235936.

The previous prime is 2022121221067. The next prime is 2022121221137. The reversal of 2022121221102 is 2011221212202.

It is a happy number.

2022121221102 is a `hidden beast` number, since 20 + 221 + 212 + 211 + 0 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (2022121221067) and next prime (2022121221137).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 336344503 + ... + 336350514.

It is an arithmetic number, because the mean of its divisors is an integer number (183645739914).

Almost surely, 2^{2022121221102} is an apocalyptic number.

2022121221102 is an abundant number, since it is smaller than the sum of its proper divisors (2385376536834).

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

2022121221102 is a wasteful number, since it uses less digits than its factorization.

2022121221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672695192 (or 672695189 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2022121221102 its reverse (2011221212202), we get a palindrome (4033342433304).

The spelling of 2022121221102 in words is "two trillion, twenty-two billion, one hundred twenty-one million, two hundred twenty-one thousand, one hundred two".