20121120013259 has 2 divisors, whose sum is σ = 20121120013260. Its totient is φ = 20121120013258.

The previous prime is 20121120013129. The next prime is 20121120013279. The reversal of 20121120013259 is 95231002112102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20121120013259 - 2³⁶ = 20052400536523 is a prime.

It is not a weakly prime, because it can be changed into another prime (20121120013279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10060560006629 + 10060560006630.

It is an arithmetic number, because the mean of its divisors is an integer number (10060560006630).

Almost surely, 2^{20121120013259} is an apocalyptic number.

20121120013259 is a deficient number, since it is larger than the sum of its proper divisors (1).

20121120013259 is an equidigital number, since it uses as much as digits as its factorization.

20121120013259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 29.

The spelling of 20121120013259 in words is "twenty trillion, one hundred twenty-one billion, one hundred twenty million, thirteen thousand, two hundred fifty-nine".