20120002120027 has 2 divisors, whose sum is σ = 20120002120028. Its totient is φ = 20120002120026.

The previous prime is 20120002119953. The next prime is 20120002120061. The reversal of 20120002120027 is 72002120002102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20120002120027 - 2²³ = 20119993731419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20120002119986 and 20120002120013.

It is not a weakly prime, because it can be changed into another prime (20120002120067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10060001060013 + 10060001060014.

It is an arithmetic number, because the mean of its divisors is an integer number (10060001060014).

Almost surely, 2^{20120002120027} is an apocalyptic number.

20120002120027 is a deficient number, since it is larger than the sum of its proper divisors (1).

20120002120027 is an equidigital number, since it uses as much as digits as its factorization.

20120002120027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 19.

Adding to 20120002120027 its reverse (72002120002102), we get a palindrome (92122122122129).

The spelling of 20120002120027 in words is "twenty trillion, one hundred twenty billion, two million, one hundred twenty thousand, twenty-seven".