20121313313027 has 2 divisors, whose sum is σ = 20121313313028. Its totient is φ = 20121313313026.

The previous prime is 20121313312993. The next prime is 20121313313033. The reversal of 20121313313027 is 72031331312102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20121313313027 - 2¹⁶ = 20121313247491 is a prime.

It is not a weakly prime, because it can be changed into another prime (20121313312027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10060656656513 + 10060656656514.

It is an arithmetic number, because the mean of its divisors is an integer number (10060656656514).

Almost surely, 2^{20121313313027} is an apocalyptic number.

20121313313027 is a deficient number, since it is larger than the sum of its proper divisors (1).

20121313313027 is an equidigital number, since it uses as much as digits as its factorization.

20121313313027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 29.

Adding to 20121313313027 its reverse (72031331312102), we get a palindrome (92152644625129).

The spelling of 20121313313027 in words is "twenty trillion, one hundred twenty-one billion, three hundred thirteen million, three hundred thirteen thousand, twenty-seven".