1110212211021 has 16 divisors (see below), whose sum is σ = 1546058241600. Its totient is φ = 707931923328.

The previous prime is 1110212210909. The next prime is 1110212211023. The reversal of 1110212211021 is 1201122120111.

It is a happy number.

It is not a de Polignac number, because 1110212211021 - 2⁷ = 1110212210893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110212211023) 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, 84755416 + ... + 84768513.

It is an arithmetic number, because the mean of its divisors is an integer number (96628640100).

Almost surely, 2^{1110212211021} is an apocalyptic number.

It is an amenable number.

1110212211021 is a deficient number, since it is larger than the sum of its proper divisors (435846030579).

1110212211021 is a wasteful number, since it uses less digits than its factorization.

1110212211021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169524028.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1110212211021 its reverse (1201122120111), we get a palindrome (2311334331132).

The spelling of 1110212211021 in words is "one trillion, one hundred ten billion, two hundred twelve million, two hundred eleven thousand, twenty-one".