2021202101022 has 32 divisors (see below), whose sum is σ = 4412993430048. Its totient is φ = 613389044736.

The previous prime is 2021202100999. The next prime is 2021202101071. The reversal of 2021202101022 is 2201012021202.

It is a junction number, because it is equal to n+sod(n) for n = 2021202100992 and 2021202101010.

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, 177479563 + ... + 177490950.

It is an arithmetic number, because the mean of its divisors is an integer number (137906044689).

Almost surely, 2^{2021202101022} is an apocalyptic number.

2021202101022 is an abundant number, since it is smaller than the sum of its proper divisors (2391791329026).

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

2021202101022 is a wasteful number, since it uses less digits than its factorization.

2021202101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354970604.

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

Adding to 2021202101022 its reverse (2201012021202), we get a palindrome (4222214122224).

The spelling of 2021202101022 in words is "two trillion, twenty-one billion, two hundred two million, one hundred one thousand, twenty-two".