100112000110021 has 4 divisors (see below), whose sum is σ = 100112573129152. Its totient is φ = 100111427090892.

The previous prime is 100112000110019. The next prime is 100112000110043. The reversal of 100112000110021 is 120011000211001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100112000110021 - 2¹ = 100112000110019 is a prime.

It is a super-2 number, since 2×100112000110021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100112000110721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286247421 + ... + 286596946.

It is an arithmetic number, because the mean of its divisors is an integer number (25028143282288).

Almost surely, 2^{100112000110021} is an apocalyptic number.

It is an amenable number.

100112000110021 is a deficient number, since it is larger than the sum of its proper divisors (573019131).

100112000110021 is an equidigital number, since it uses as much as digits as its factorization.

100112000110021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573019130.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 100112000110021 its reverse (120011000211001), we get a palindrome (220123000321022).

The spelling of 100112000110021 in words is "one hundred trillion, one hundred twelve billion, one hundred ten thousand, twenty-one".