211110002210020 has 48 divisors (see below), whose sum is σ = 447482572625088. Its totient is φ = 83653255264640.

The previous prime is 211110002209999. The next prime is 211110002210069. The reversal of 211110002210020 is 20012200011112.

It is a super-2 number, since 2×211110002210020² (a number of 29 digits) contains 22 as substring.

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, 118293054 + ... + 120064426.

It is an arithmetic number, because the mean of its divisors is an integer number (9322553596356).

Almost surely, 2^{211110002210020} is an apocalyptic number.

211110002210020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211110002210020 is an abundant number, since it is smaller than the sum of its proper divisors (236372570415068).

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

211110002210020 is a wasteful number, since it uses less digits than its factorization.

211110002210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1827180 (or 1827178 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 211110002210020 its reverse (20012200011112), we get a palindrome (231122202221132).

The spelling of 211110002210020 in words is "two hundred eleven trillion, one hundred ten billion, two million, two hundred ten thousand, twenty".