1203030302231 has 2 divisors, whose sum is σ = 1203030302232. Its totient is φ = 1203030302230.

The previous prime is 1203030302209. The next prime is 1203030302233. The reversal of 1203030302231 is 1322030303021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1203030302231 is a prime.

It is a super-2 number, since 2×1203030302231² (a number of 25 digits) contains 22 as substring.

Together with 1203030302233, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203030302233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601515151115 + 601515151116.

It is an arithmetic number, because the mean of its divisors is an integer number (601515151116).

Almost surely, 2^{1203030302231} is an apocalyptic number.

1203030302231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203030302231 is an equidigital number, since it uses as much as digits as its factorization.

1203030302231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 1203030302231 its reverse (1322030303021), we get a palindrome (2525060605252).

The spelling of 1203030302231 in words is "one trillion, two hundred three billion, thirty million, three hundred two thousand, two hundred thirty-one".