22000101157 has 2 divisors, whose sum is σ = 22000101158. Its totient is φ = 22000101156.

The previous prime is 22000101143. The next prime is 22000101163. The reversal of 22000101157 is 75110100022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14786316801 + 7213784356 = 121599^2 + 84934^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22000101157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22000101187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000050578 + 11000050579.

It is an arithmetic number, because the mean of its divisors is an integer number (11000050579).

Almost surely, 2^22000101157 is an apocalyptic number.

It is an amenable number.

22000101157 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000101157 is an equidigital number, since it uses as much as digits as its factorization.

22000101157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 140, while the sum is 19.

Adding to 22000101157 its reverse (75110100022), we get a palindrome (97110201179).

The spelling of 22000101157 in words is "twenty-two billion, one hundred one thousand, one hundred fifty-seven".