2002220222137 has 2 divisors, whose sum is σ = 2002220222138. Its totient is φ = 2002220222136.

The previous prime is 2002220222071. The next prime is 2002220222143. The reversal of 2002220222137 is 7312220222002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1714499553321 + 287720668816 = 1309389^2 + 536396^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002220222137 is a prime.

It is not a weakly prime, because it can be changed into another prime (2002220222147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001110111068 + 1001110111069.

It is an arithmetic number, because the mean of its divisors is an integer number (1001110111069).

Almost surely, 2^{2002220222137} is an apocalyptic number.

It is an amenable number.

2002220222137 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002220222137 is an equidigital number, since it uses as much as digits as its factorization.

2002220222137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 25.

Adding to 2002220222137 its reverse (7312220222002), we get a palindrome (9314440444139).

The spelling of 2002220222137 in words is "two trillion, two billion, two hundred twenty million, two hundred twenty-two thousand, one hundred thirty-seven".