30102232004981 has 2 divisors, whose sum is σ = 30102232004982. Its totient is φ = 30102232004980.

The previous prime is 30102232004899. The next prime is 30102232004989. The reversal of 30102232004981 is 18940023220103.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21281005301956 + 8821226703025 = 4613134^2 + 2970055^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30102232004981 is a prime.

It is a super-2 number, since 2×30102232004981² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30102232004989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15051116002490 + 15051116002491.

It is an arithmetic number, because the mean of its divisors is an integer number (15051116002491).

Almost surely, 2^{30102232004981} is an apocalyptic number.

It is an amenable number.

30102232004981 is a deficient number, since it is larger than the sum of its proper divisors (1).

30102232004981 is an equidigital number, since it uses as much as digits as its factorization.

30102232004981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 30102232004981 in words is "thirty trillion, one hundred two billion, two hundred thirty-two million, four thousand, nine hundred eighty-one".