2101102022022 has 64 divisors (see below), whose sum is σ = 4230004282560. Its totient is φ = 695754031104.

The previous prime is 2101102021999. The next prime is 2101102022029. The reversal of 2101102022022 is 2202202011012.

It is a junction number, because it is equal to n+sod(n) for n = 2101102021992 and 2101102022010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101102022029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1054239858 + ... + 1054241850.

It is an arithmetic number, because the mean of its divisors is an integer number (66093816915).

Almost surely, 2^{2101102022022} is an apocalyptic number.

2101102022022 is an abundant number, since it is smaller than the sum of its proper divisors (2128902260538).

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

2101102022022 is a wasteful number, since it uses less digits than its factorization.

2101102022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3977.

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

Adding to 2101102022022 its reverse (2202202011012), we get a palindrome (4303304033034).

The spelling of 2101102022022 in words is "two trillion, one hundred one billion, one hundred two million, twenty-two thousand, twenty-two".