20313101227 has 2 divisors, whose sum is σ = 20313101228. Its totient is φ = 20313101226.

The previous prime is 20313101173. The next prime is 20313101251. The reversal of 20313101227 is 72210131302.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20313101227 - 2¹⁵ = 20313068459 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20313101198 and 20313101207.

It is not a weakly prime, because it can be changed into another prime (20313101257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10156550613 + 10156550614.

It is an arithmetic number, because the mean of its divisors is an integer number (10156550614).

Almost surely, 2^20313101227 is an apocalyptic number.

20313101227 is a deficient number, since it is larger than the sum of its proper divisors (1).

20313101227 is an equidigital number, since it uses as much as digits as its factorization.

20313101227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

Adding to 20313101227 its reverse (72210131302), we get a palindrome (92523232529).

The spelling of 20313101227 in words is "twenty billion, three hundred thirteen million, one hundred one thousand, two hundred twenty-seven".