30023213279 has 2 divisors, whose sum is σ = 30023213280. Its totient is φ = 30023213278.

The previous prime is 30023213249. The next prime is 30023213317. The reversal of 30023213279 is 97231232003.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30023213279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30023213249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15011606639 + 15011606640.

It is an arithmetic number, because the mean of its divisors is an integer number (15011606640).

Almost surely, 2^30023213279 is an apocalyptic number.

30023213279 is a deficient number, since it is larger than the sum of its proper divisors (1).

30023213279 is an equidigital number, since it uses as much as digits as its factorization.

30023213279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 32.

The spelling of 30023213279 in words is "thirty billion, twenty-three million, two hundred thirteen thousand, two hundred seventy-nine".