20222112010157 has 2 divisors, whose sum is σ = 20222112010158. Its totient is φ = 20222112010156.

The previous prime is 20222112010097. The next prime is 20222112010159. The reversal of 20222112010157 is 75101021122202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16143271301161 + 4078840708996 = 4017869^2 + 2019614^2 .

It is a cyclic number.

It is not a de Polignac number, because 20222112010157 - 2¹⁶ = 20222111944621 is a prime.

Together with 20222112010159, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20222112010159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111056005078 + 10111056005079.

It is an arithmetic number, because the mean of its divisors is an integer number (10111056005079).

Almost surely, 2^{20222112010157} is an apocalyptic number.

It is an amenable number.

20222112010157 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222112010157 is an equidigital number, since it uses as much as digits as its factorization.

20222112010157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1120, while the sum is 26.

Adding to 20222112010157 its reverse (75101021122202), we get a palindrome (95323133132359).

The spelling of 20222112010157 in words is "twenty trillion, two hundred twenty-two billion, one hundred twelve million, ten thousand, one hundred fifty-seven".