30102131131001 has 2 divisors, whose sum is σ = 30102131131002. Its totient is φ = 30102131131000.

The previous prime is 30102131130977. The next prime is 30102131131067. The reversal of 30102131131001 is 10013113120103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28738605505600 + 1363525625401 = 5360840^2 + 1167701^2 .

It is a cyclic number.

It is not a de Polignac number, because 30102131131001 - 2²² = 30102126936697 is a prime.

It is a super-2 number, since 2×30102131131001² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (30102131134001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15051065565500 + 15051065565501.

It is an arithmetic number, because the mean of its divisors is an integer number (15051065565501).

Almost surely, 2^{30102131131001} is an apocalyptic number.

It is an amenable number.

30102131131001 is a deficient number, since it is larger than the sum of its proper divisors (1).

30102131131001 is an equidigital number, since it uses as much as digits as its factorization.

30102131131001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 30102131131001 its reverse (10013113120103), we get a palindrome (40115244251104).

The spelling of 30102131131001 in words is "thirty trillion, one hundred two billion, one hundred thirty-one million, one hundred thirty-one thousand, one".