20222100137 has 2 divisors, whose sum is σ = 20222100138. Its totient is φ = 20222100136.

The previous prime is 20222100109. The next prime is 20222100149. The reversal of 20222100137 is 73100122202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20131069456 + 91030681 = 141884^2 + 9541^2 .

It is a cyclic number.

It is not a de Polignac number, because 20222100137 - 2¹⁰ = 20222099113 is a prime.

It is not a weakly prime, because it can be changed into another prime (20222100167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111050068 + 10111050069.

It is an arithmetic number, because the mean of its divisors is an integer number (10111050069).

Almost surely, 2^20222100137 is an apocalyptic number.

It is an amenable number.

20222100137 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222100137 is an equidigital number, since it uses as much as digits as its factorization.

20222100137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

Adding to 20222100137 its reverse (73100122202), we get a palindrome (93322222339).

The spelling of 20222100137 in words is "twenty billion, two hundred twenty-two million, one hundred thousand, one hundred thirty-seven".