113201421321 has 8 divisors (see below), whose sum is σ = 157497629760. Its totient is φ = 72186413552.

The previous prime is 113201421271. The next prime is 113201421371. The reversal of 113201421321 is 123124102311.

It is an interprime number because it is at equal distance from previous prime (113201421271) and next prime (113201421371).

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 113201421321 - 2¹⁸ = 113201159177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113201421371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 820300086 + ... + 820300223.

It is an arithmetic number, because the mean of its divisors is an integer number (19687203720).

Almost surely, 2^113201421321 is an apocalyptic number.

It is an amenable number.

113201421321 is a deficient number, since it is larger than the sum of its proper divisors (44296208439).

113201421321 is a wasteful number, since it uses less digits than its factorization.

113201421321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1640600335.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 113201421321 its reverse (123124102311), we get a palindrome (236325523632).

The spelling of 113201421321 in words is "one hundred thirteen billion, two hundred one million, four hundred twenty-one thousand, three hundred twenty-one".