211020200111022 has 32 divisors (see below), whose sum is σ = 441094481604000. Its totient is φ = 67214397186048.

The previous prime is 211020200110897. The next prime is 211020200111057. The reversal of 211020200111022 is 220111002020112.

It is a super-2 number, since 2×211020200111022² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211020200110992 and 211020200111010.

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, 6251322147 + ... + 6251355902.

It is an arithmetic number, because the mean of its divisors is an integer number (13784202550125).

Almost surely, 2^{211020200111022} is an apocalyptic number.

211020200111022 is an abundant number, since it is smaller than the sum of its proper divisors (230074281492978).

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

211020200111022 is a wasteful number, since it uses less digits than its factorization.

211020200111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12502678180.

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

Adding to 211020200111022 its reverse (220111002020112), we get a palindrome (431131202131134).

The spelling of 211020200111022 in words is "two hundred eleven trillion, twenty billion, two hundred million, one hundred eleven thousand, twenty-two".