112041140021 has 4 divisors (see below), whose sum is σ = 114424994112. Its totient is φ = 109657285932.

The previous prime is 112041140009. The next prime is 112041140039. The reversal of 112041140021 is 120041140211.

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, and also an emirpimes, since its reverse is a distinct semiprime: 120041140211 = 47 ⋅2554066813.

It is a cyclic number.

It is not a de Polignac number, because 112041140021 - 2¹⁴ = 112041123637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112041143021) 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, 1191926975 + ... + 1191927068.

It is an arithmetic number, because the mean of its divisors is an integer number (28606248528).

Almost surely, 2^112041140021 is an apocalyptic number.

It is an amenable number.

112041140021 is a deficient number, since it is larger than the sum of its proper divisors (2383854091).

112041140021 is an equidigital number, since it uses as much as digits as its factorization.

112041140021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383854090.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 112041140021 its reverse (120041140211), we get a palindrome (232082280232).

The spelling of 112041140021 in words is "one hundred twelve billion, forty-one million, one hundred forty thousand, twenty-one".