20021202102022 has 96 divisors (see below), whose sum is σ = 35431924711680. Its totient is φ = 8458997131200.

The previous prime is 20021202101963. The next prime is 20021202102037. The reversal of 20021202102022 is 22020120212002.

It is a super-2 number, since 2×20021202102022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20021202101987 and 20021202102005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27825429 + ... + 28535887.

It is an arithmetic number, because the mean of its divisors is an integer number (369082549080).

Almost surely, 2^{20021202102022} is an apocalyptic number.

20021202102022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20021202102022 is a deficient number, since it is larger than the sum of its proper divisors (15410722609658).

20021202102022 is a wasteful number, since it uses less digits than its factorization.

20021202102022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710650 (or 710639 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20021202102022 its reverse (22020120212002), we get a palindrome (42041322314024).

The spelling of 20021202102022 in words is "twenty trillion, twenty-one billion, two hundred two million, one hundred two thousand, twenty-two".