313030021321301 has 2 divisors, whose sum is σ = 313030021321302. Its totient is φ = 313030021321300.

The previous prime is 313030021321261. The next prime is 313030021321307. The reversal of 313030021321301 is 103123120030313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 240223495731025 + 72806525590276 = 15499145^2 + 8532674^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313030021321301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313030021321307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156515010660650 + 156515010660651.

It is an arithmetic number, because the mean of its divisors is an integer number (156515010660651).

Almost surely, 2^{313030021321301} is an apocalyptic number.

It is an amenable number.

313030021321301 is a deficient number, since it is larger than the sum of its proper divisors (1).

313030021321301 is an equidigital number, since it uses as much as digits as its factorization.

313030021321301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 313030021321301 its reverse (103123120030313), we get a palindrome (416153141351614).

The spelling of 313030021321301 in words is "three hundred thirteen trillion, thirty billion, twenty-one million, three hundred twenty-one thousand, three hundred one".