30032121311 has 2 divisors, whose sum is σ = 30032121312. Its totient is φ = 30032121310.

The previous prime is 30032121263. The next prime is 30032121313. The reversal of 30032121311 is 11312123003.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30032121311 - 2⁶ = 30032121247 is a prime.

Together with 30032121313, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30032121311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30032121313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15016060655 + 15016060656.

It is an arithmetic number, because the mean of its divisors is an integer number (15016060656).

Almost surely, 2^30032121311 is an apocalyptic number.

30032121311 is a deficient number, since it is larger than the sum of its proper divisors (1).

30032121311 is an equidigital number, since it uses as much as digits as its factorization.

30032121311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 30032121311 its reverse (11312123003), we get a palindrome (41344244314).

The spelling of 30032121311 in words is "thirty billion, thirty-two million, one hundred twenty-one thousand, three hundred eleven".