1110110211021 has 24 divisors (see below), whose sum is σ = 1781176137120. Its totient is φ = 612474596832.

The previous prime is 1110110211013. The next prime is 1110110211043. The reversal of 1110110211021 is 1201120110111.

It is not a de Polignac number, because 1110110211021 - 2³ = 1110110211013 is a prime.

It is a super-2 number, since 2×1110110211021² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1110110210988 and 1110110211006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110110211121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 130198671 + ... + 130207196.

It is an arithmetic number, because the mean of its divisors is an integer number (74215672380).

Almost surely, 2^{1110110211021} is an apocalyptic number.

It is an amenable number.

1110110211021 is a deficient number, since it is larger than the sum of its proper divisors (671065926099).

1110110211021 is a wasteful number, since it uses less digits than its factorization.

1110110211021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260405913 (or 260405906 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1110110211021 its reverse (1201120110111), we get a palindrome (2311230321132).

The spelling of 1110110211021 in words is "one trillion, one hundred ten billion, one hundred ten million, two hundred eleven thousand, twenty-one".