22001200201157 has 2 divisors, whose sum is σ = 22001200201158. Its totient is φ = 22001200201156.

The previous prime is 22001200201153. The next prime is 22001200201163. The reversal of 22001200201157 is 75110200210022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15509308970596 + 6491891230561 = 3938186^2 + 2547919^2 .

It is a cyclic number.

It is not a de Polignac number, because 22001200201157 - 2² = 22001200201153 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22001200201153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000600100578 + 11000600100579.

It is an arithmetic number, because the mean of its divisors is an integer number (11000600100579).

Almost surely, 2^{22001200201157} is an apocalyptic number.

It is an amenable number.

22001200201157 is a deficient number, since it is larger than the sum of its proper divisors (1).

22001200201157 is an equidigital number, since it uses as much as digits as its factorization.

22001200201157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 560, while the sum is 23.

Adding to 22001200201157 its reverse (75110200210022), we get a palindrome (97111400411179).

The spelling of 22001200201157 in words is "twenty-two trillion, one billion, two hundred million, two hundred one thousand, one hundred fifty-seven".