220002020137 has 2 divisors, whose sum is σ = 220002020138. Its totient is φ = 220002020136.

The previous prime is 220002020093. The next prime is 220002020143. The reversal of 220002020137 is 731020200022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195354276121 + 24647744016 = 441989^2 + 156996^2 .

It is a cyclic number.

It is not a de Polignac number, because 220002020137 - 2⁷ = 220002020009 is a prime.

It is not a weakly prime, because it can be changed into another prime (220002020177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110001010068 + 110001010069.

It is an arithmetic number, because the mean of its divisors is an integer number (110001010069).

Almost surely, 2^220002020137 is an apocalyptic number.

It is an amenable number.

220002020137 is a deficient number, since it is larger than the sum of its proper divisors (1).

220002020137 is an equidigital number, since it uses as much as digits as its factorization.

220002020137 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 19.

Adding to 220002020137 its reverse (731020200022), we get a palindrome (951022220159).

The spelling of 220002020137 in words is "two hundred twenty billion, two million, twenty thousand, one hundred thirty-seven".