110111112002021 has 64 divisors (see below), whose sum is σ = 127642893251328. Its totient is φ = 94087805288448.

The previous prime is 110111112001949. The next prime is 110111112002057. The reversal of 110111112002021 is 120200211111011.

It is a cyclic number.

It is not a de Polignac number, because 110111112002021 - 2³⁰ = 110110038260197 is a prime.

It is a super-2 number, since 2×110111112002021² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110111112001987 and 110111112002005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110111112002321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1911854801 + ... + 1911912393.

It is an arithmetic number, because the mean of its divisors is an integer number (1994420207052).

Almost surely, 2^{110111112002021} is an apocalyptic number.

It is an amenable number.

110111112002021 is a deficient number, since it is larger than the sum of its proper divisors (17531781249307).

110111112002021 is a wasteful number, since it uses less digits than its factorization.

110111112002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58310.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 110111112002021 its reverse (120200211111011), we get a palindrome (230311323113032).

The spelling of 110111112002021 in words is "one hundred ten trillion, one hundred eleven billion, one hundred twelve million, two thousand, twenty-one".