30231311201983 has 2 divisors, whose sum is σ = 30231311201984. Its totient is φ = 30231311201982.

The previous prime is 30231311201977. The next prime is 30231311202011. The reversal of 30231311201983 is 38910211313203.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30231311201983 - 2⁵ = 30231311201951 is a prime.

It is a super-2 number, since 2×30231311201983² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30231311201083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15115655600991 + 15115655600992.

It is an arithmetic number, because the mean of its divisors is an integer number (15115655600992).

Almost surely, 2^{30231311201983} is an apocalyptic number.

30231311201983 is a deficient number, since it is larger than the sum of its proper divisors (1).

30231311201983 is an equidigital number, since it uses as much as digits as its factorization.

30231311201983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 30231311201983 in words is "thirty trillion, two hundred thirty-one billion, three hundred eleven million, two hundred one thousand, nine hundred eighty-three".