30122003953 has 2 divisors, whose sum is σ = 30122003954. Its totient is φ = 30122003952.

The previous prime is 30122003929. The next prime is 30122004053. The reversal of 30122003953 is 35930022103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23856964849 + 6265039104 = 154457^2 + 79152^2 .

It is a cyclic number.

It is not a de Polignac number, because 30122003953 - 2²¹ = 30119906801 is a prime.

It is not a weakly prime, because it can be changed into another prime (30122003753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15061001976 + 15061001977.

It is an arithmetic number, because the mean of its divisors is an integer number (15061001977).

Almost surely, 2^30122003953 is an apocalyptic number.

It is an amenable number.

30122003953 is a deficient number, since it is larger than the sum of its proper divisors (1).

30122003953 is an equidigital number, since it uses as much as digits as its factorization.

30122003953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 28.

The spelling of 30122003953 in words is "thirty billion, one hundred twenty-two million, three thousand, nine hundred fifty-three".