213100301112031 has 2 divisors, whose sum is σ = 213100301112032. Its totient is φ = 213100301112030.

The previous prime is 213100301112029. The next prime is 213100301112113. The reversal of 213100301112031 is 130211103001312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213100301112031 - 2¹ = 213100301112029 is a prime.

It is a super-2 number, since 2×213100301112031² (a number of 29 digits) contains 22 as substring.

Together with 213100301112029, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213100301110031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106550150556015 + 106550150556016.

It is an arithmetic number, because the mean of its divisors is an integer number (106550150556016).

Almost surely, 2^{213100301112031} is an apocalyptic number.

213100301112031 is a deficient number, since it is larger than the sum of its proper divisors (1).

213100301112031 is an equidigital number, since it uses as much as digits as its factorization.

213100301112031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 213100301112031 its reverse (130211103001312), we get a palindrome (343311404113343).

The spelling of 213100301112031 in words is "two hundred thirteen trillion, one hundred billion, three hundred one million, one hundred twelve thousand, thirty-one".