33030320131 has 2 divisors, whose sum is σ = 33030320132. Its totient is φ = 33030320130.

The previous prime is 33030320123. The next prime is 33030320137. The reversal of 33030320131 is 13102303033.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33030320131 - 2³ = 33030320123 is a prime.

It is a super-2 number, since 2×33030320131² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33030320099 and 33030320108.

It is not a weakly prime, because it can be changed into another prime (33030320137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16515160065 + 16515160066.

It is an arithmetic number, because the mean of its divisors is an integer number (16515160066).

Almost surely, 2^33030320131 is an apocalyptic number.

33030320131 is a deficient number, since it is larger than the sum of its proper divisors (1).

33030320131 is an equidigital number, since it uses as much as digits as its factorization.

33030320131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 33030320131 its reverse (13102303033), we get a palindrome (46132623164).

The spelling of 33030320131 in words is "thirty-three billion, thirty million, three hundred twenty thousand, one hundred thirty-one".