10111330110021 has 16 divisors (see below), whose sum is σ = 15409120493184. Its totient is φ = 5777385655104.

The previous prime is 10111330110017. The next prime is 10111330110073. The reversal of 10111330110021 is 12001103311101.

It is not a de Polignac number, because 10111330110021 - 2² = 10111330110017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111330210021) 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, 21312486 + ... + 21781751.

It is an arithmetic number, because the mean of its divisors is an integer number (963070030824).

Almost surely, 2^{10111330110021} is an apocalyptic number.

It is an amenable number.

10111330110021 is a deficient number, since it is larger than the sum of its proper divisors (5297790383163).

10111330110021 is a wasteful number, since it uses less digits than its factorization.

10111330110021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43105420.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 10111330110021 its reverse (12001103311101), we get a palindrome (22112433421122).

The spelling of 10111330110021 in words is "ten trillion, one hundred eleven billion, three hundred thirty million, one hundred ten thousand, twenty-one".