213003301320031 has 4 divisors (see below), whose sum is σ = 213007074485112. Its totient is φ = 212999528154952.

The previous prime is 213003301319989. The next prime is 213003301320049. The reversal of 213003301320031 is 130023103300312.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213003301320031 is a prime.

It is a super-2 number, since 2×213003301320031² (a number of 29 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 = 213003301319984 and 213003301320011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213003301330031) 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, 1886497861 + ... + 1886610766.

It is an arithmetic number, because the mean of its divisors is an integer number (53251768621278).

Almost surely, 2^{213003301320031} is an apocalyptic number.

213003301320031 is a deficient number, since it is larger than the sum of its proper divisors (3773165081).

213003301320031 is an equidigital number, since it uses as much as digits as its factorization.

213003301320031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3773165080.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 213003301320031 its reverse (130023103300312), we get a palindrome (343026404620343).

The spelling of 213003301320031 in words is "two hundred thirteen trillion, three billion, three hundred one million, three hundred twenty thousand, thirty-one".