20210211011022 has 16 divisors (see below), whose sum is σ = 40421978102352. Its totient is φ = 6736477656960.

The previous prime is 20210211011009. The next prime is 20210211011047. The reversal of 20210211011022 is 22011011201202.

It is a super-2 number, since 2×20210211011022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20210211010992 and 20210211011010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64667803 + ... + 64979574.

It is an arithmetic number, because the mean of its divisors is an integer number (2526373631397).

Almost surely, 2^{20210211011022} is an apocalyptic number.

20210211011022 is an abundant number, since it is smaller than the sum of its proper divisors (20211767091330).

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

20210211011022 is a wasteful number, since it uses less digits than its factorization.

20210211011022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129673363.

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

Adding to 20210211011022 its reverse (22011011201202), we get a palindrome (42221222212224).

The spelling of 20210211011022 in words is "twenty trillion, two hundred ten billion, two hundred eleven million, eleven thousand, twenty-two".