301349021399 has 4 divisors (see below), whose sum is σ = 301370193336. Its totient is φ = 301327849464.

The previous prime is 301349021381. The next prime is 301349021423. The reversal of 301349021399 is 993120943103.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 301349021399 - 2¹⁶ = 301348955863 is a prime.

It is a super-2 number, since 2×301349021399² (a number of 24 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 (301349021299) 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, 10564604 + ... + 10593089.

It is an arithmetic number, because the mean of its divisors is an integer number (75342548334).

Almost surely, 2^301349021399 is an apocalyptic number.

301349021399 is a deficient number, since it is larger than the sum of its proper divisors (21171937).

301349021399 is a wasteful number, since it uses less digits than its factorization.

301349021399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21171936.

The product of its (nonzero) digits is 157464, while the sum is 44.

The spelling of 301349021399 in words is "three hundred one billion, three hundred forty-nine million, twenty-one thousand, three hundred ninety-nine".