301100021113 has 4 divisors (see below), whose sum is σ = 304204145140. Its totient is φ = 297995897088.

The previous prime is 301100021111. The next prime is 301100021143. The reversal of 301100021113 is 311120001103.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 311120001103 = 13327 ⋅23345089.

It can be written as a sum of positive squares in 2 ways, for example, as 197951136889 + 103148884224 = 444917^2 + 321168^2 .

It is a cyclic number.

It is not a de Polignac number, because 301100021113 - 2¹ = 301100021111 is a prime.

It is a super-2 number, since 2×301100021113² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 301100021093 and 301100021102.

It is not an unprimeable number, because it can be changed into a prime (301100021111) 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, 1552061868 + ... + 1552062061.

It is an arithmetic number, because the mean of its divisors is an integer number (76051036285).

Almost surely, 2^301100021113 is an apocalyptic number.

It is an amenable number.

301100021113 is a deficient number, since it is larger than the sum of its proper divisors (3104124027).

301100021113 is an equidigital number, since it uses as much as digits as its factorization.

301100021113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3104124026.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 301100021113 its reverse (311120001103), we get a palindrome (612220022216).

The spelling of 301100021113 in words is "three hundred one billion, one hundred million, twenty-one thousand, one hundred thirteen".