9330512151421 has 2 divisors, whose sum is σ = 9330512151422. Its totient is φ = 9330512151420.

The previous prime is 9330512151407. The next prime is 9330512151451. The reversal of 9330512151421 is 1241512150339.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9153414262521 + 177097888900 = 3025461^2 + 420830^2 .

It is a cyclic number.

It is not a de Polignac number, because 9330512151421 - 2¹³ = 9330512143229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9330512151451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4665256075710 + 4665256075711.

It is an arithmetic number, because the mean of its divisors is an integer number (4665256075711).

Almost surely, 2^{9330512151421} is an apocalyptic number.

It is an amenable number.

9330512151421 is a deficient number, since it is larger than the sum of its proper divisors (1).

9330512151421 is an equidigital number, since it uses as much as digits as its factorization.

9330512151421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 9330512151421 in words is "nine trillion, three hundred thirty billion, five hundred twelve million, one hundred fifty-one thousand, four hundred twenty-one".