2110211011021 has 16 divisors (see below), whose sum is σ = 2208242880000. Its totient is φ = 2012704201728.

The previous prime is 2110211011019. The next prime is 2110211011033. The reversal of 2110211011021 is 1201101120112.

It is a happy number.

It is not a de Polignac number, because 2110211011021 - 2¹ = 2110211011019 is a prime.

It is a super-2 number, since 2×2110211011021² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2110211010992 and 2110211011010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110211011001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111825375 + ... + 111844243.

It is an arithmetic number, because the mean of its divisors is an integer number (138015180000).

Almost surely, 2^{2110211011021} is an apocalyptic number.

It is an amenable number.

2110211011021 is a deficient number, since it is larger than the sum of its proper divisors (98031868979).

2110211011021 is a wasteful number, since it uses less digits than its factorization.

2110211011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32508.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2110211011021 its reverse (1201101120112), we get a palindrome (3311312131133).

The spelling of 2110211011021 in words is "two trillion, one hundred ten billion, two hundred eleven million, eleven thousand, twenty-one".