130321203031 has 2 divisors, whose sum is σ = 130321203032. Its totient is φ = 130321203030.

The previous prime is 130321203011. The next prime is 130321203037. The reversal of 130321203031 is 130302123031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 130321203031 - 2²¹ = 130319105879 is a prime.

It is a super-2 number, since 2×130321203031² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130321203037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65160601515 + 65160601516.

It is an arithmetic number, because the mean of its divisors is an integer number (65160601516).

Almost surely, 2^130321203031 is an apocalyptic number.

130321203031 is a deficient number, since it is larger than the sum of its proper divisors (1).

130321203031 is an equidigital number, since it uses as much as digits as its factorization.

130321203031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 130321203031 its reverse (130302123031), we get a palindrome (260623326062).

The spelling of 130321203031 in words is "one hundred thirty billion, three hundred twenty-one million, two hundred three thousand, thirty-one".