30002131043 has 2 divisors, whose sum is σ = 30002131044. Its totient is φ = 30002131042.

The previous prime is 30002131039. The next prime is 30002131073. The reversal of 30002131043 is 34013120003.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30002131043 - 2² = 30002131039 is a prime.

It is not a weakly prime, because it can be changed into another prime (30002131073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15001065521 + 15001065522.

It is an arithmetic number, because the mean of its divisors is an integer number (15001065522).

Almost surely, 2^30002131043 is an apocalyptic number.

30002131043 is a deficient number, since it is larger than the sum of its proper divisors (1).

30002131043 is an equidigital number, since it uses as much as digits as its factorization.

30002131043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 30002131043 its reverse (34013120003), we get a palindrome (64015251046).

The spelling of 30002131043 in words is "thirty billion, two million, one hundred thirty-one thousand, forty-three".