1113200123021 has 8 divisors (see below), whose sum is σ = 1339188118080. Its totient is φ = 903951979488.

The previous prime is 1113200122967. The next prime is 1113200123029. The reversal of 1113200123021 is 1203210023111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1113200123021 - 2¹⁴ = 1113200106637 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 (1113200123029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4184962736 + ... + 4184963001.

It is an arithmetic number, because the mean of its divisors is an integer number (167398514760).

Almost surely, 2^{1113200123021} is an apocalyptic number.

It is an amenable number.

1113200123021 is a deficient number, since it is larger than the sum of its proper divisors (225987995059).

1113200123021 is an equidigital number, since it uses as much as digits as its factorization.

1113200123021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8369925763.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1113200123021 its reverse (1203210023111), we get a palindrome (2316410146132).

The spelling of 1113200123021 in words is "one trillion, one hundred thirteen billion, two hundred million, one hundred twenty-three thousand, twenty-one".