23200220001157 has 2 divisors, whose sum is σ = 23200220001158. Its totient is φ = 23200220001156.

The previous prime is 23200220001061. The next prime is 23200220001223. The reversal of 23200220001157 is 75110002200232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11956477658596 + 11243742342561 = 3457814^2 + 3353169^2 .

It is a cyclic number.

It is not a de Polignac number, because 23200220001157 - 2¹⁵ = 23200219968389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23200220061157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11600110000578 + 11600110000579.

It is an arithmetic number, because the mean of its divisors is an integer number (11600110000579).

Almost surely, 2^{23200220001157} is an apocalyptic number.

It is an amenable number.

23200220001157 is a deficient number, since it is larger than the sum of its proper divisors (1).

23200220001157 is an equidigital number, since it uses as much as digits as its factorization.

23200220001157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 25.

Adding to 23200220001157 its reverse (75110002200232), we get a palindrome (98310222201389).

The spelling of 23200220001157 in words is "twenty-three trillion, two hundred billion, two hundred twenty million, one thousand, one hundred fifty-seven".