102302032030331 has 4 divisors (see below), whose sum is σ = 116916608034672. Its totient is φ = 87687456025992.

The previous prime is 102302032030309. The next prime is 102302032030333. The reversal of 102302032030331 is 133030230203201.

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-102302032030331 is a prime.

It is a super-2 number, since 2×102302032030331² (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 = 102302032030297 and 102302032030306.

It is not an unprimeable number, because it can be changed into a prime (102302032030333) 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, 7307288002160 + ... + 7307288002173.

It is an arithmetic number, because the mean of its divisors is an integer number (29229152008668).

Almost surely, 2^{102302032030331} is an apocalyptic number.

102302032030331 is a deficient number, since it is larger than the sum of its proper divisors (14614576004341).

102302032030331 is an equidigital number, since it uses as much as digits as its factorization.

102302032030331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14614576004340.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 102302032030331 its reverse (133030230203201), we get a palindrome (235332262233532).

The spelling of 102302032030331 in words is "one hundred two trillion, three hundred two billion, thirty-two million, thirty thousand, three hundred thirty-one".