113000421021 has 12 divisors (see below), whose sum is σ = 154849377312. Its totient is φ = 73297567728.

The previous prime is 113000420957. The next prime is 113000421049. The reversal of 113000421021 is 120124000311.

It is not a de Polignac number, because 113000421021 - 2⁶ = 113000420957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113000423021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13752945 + ... + 13761158.

It is an arithmetic number, because the mean of its divisors is an integer number (12904114776).

Almost surely, 2^113000421021 is an apocalyptic number.

It is an amenable number.

113000421021 is a deficient number, since it is larger than the sum of its proper divisors (41848956291).

113000421021 is an equidigital number, since it uses as much as digits as its factorization.

113000421021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27514180 (or 27514143 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 113000421021 its reverse (120124000311), we get a palindrome (233124421332).

The spelling of 113000421021 in words is "one hundred thirteen billion, four hundred twenty-one thousand, twenty-one".