30112001131 has 2 divisors, whose sum is σ = 30112001132. Its totient is φ = 30112001130.

The previous prime is 30112001113. The next prime is 30112001141. The reversal of 30112001131 is 13110021103.

Together with previous prime (30112001113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30112001131 - 2⁹ = 30112000619 is a prime.

It is a super-2 number, since 2×30112001131² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (30112001141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15056000565 + 15056000566.

It is an arithmetic number, because the mean of its divisors is an integer number (15056000566).

Almost surely, 2^30112001131 is an apocalyptic number.

30112001131 is a deficient number, since it is larger than the sum of its proper divisors (1).

30112001131 is an equidigital number, since it uses as much as digits as its factorization.

30112001131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 30112001131 its reverse (13110021103), we get a palindrome (43222022234).

The spelling of 30112001131 in words is "thirty billion, one hundred twelve million, one thousand, one hundred thirty-one".