110100120111021 has 16 divisors (see below), whose sum is σ = 149936077292544. Its totient is φ = 71832382116144.

The previous prime is 110100120110999. The next prime is 110100120111061. The reversal of 110100120111021 is 120111021001011.

It is not a de Polignac number, because 110100120111021 - 2¹³ = 110100120102829 is a prime.

It is a super-2 number, since 2×110100120111021² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110100120110988 and 110100120111006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110100120111061) 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, 30880615 + ... + 34260948.

It is an arithmetic number, because the mean of its divisors is an integer number (9371004830784).

Almost surely, 2^{110100120111021} is an apocalyptic number.

It is an amenable number.

110100120111021 is a deficient number, since it is larger than the sum of its proper divisors (39835957181523).

110100120111021 is a wasteful number, since it uses less digits than its factorization.

110100120111021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65153600.

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

Adding to 110100120111021 its reverse (120111021001011), we get a palindrome (230211141112032).

The spelling of 110100120111021 in words is "one hundred ten trillion, one hundred billion, one hundred twenty million, one hundred eleven thousand, twenty-one".