20357250227 has 2 divisors, whose sum is σ = 20357250228. Its totient is φ = 20357250226.

The previous prime is 20357250211. The next prime is 20357250229. The reversal of 20357250227 is 72205275302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20357250227 - 2⁴ = 20357250211 is a prime.

Together with 20357250229, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20357250229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10178625113 + 10178625114.

It is an arithmetic number, because the mean of its divisors is an integer number (10178625114).

Almost surely, 2^20357250227 is an apocalyptic number.

20357250227 is a deficient number, since it is larger than the sum of its proper divisors (1).

20357250227 is an equidigital number, since it uses as much as digits as its factorization.

20357250227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58800, while the sum is 35.

The spelling of 20357250227 in words is "twenty billion, three hundred fifty-seven million, two hundred fifty thousand, two hundred twenty-seven".