1002221130137 has 2 divisors, whose sum is σ = 1002221130138. Its totient is φ = 1002221130136.

The previous prime is 1002221130107. The next prime is 1002221130217. The reversal of 1002221130137 is 7310311222001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 763280048281 + 238941081856 = 873659^2 + 488816^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002221130137 - 2⁸ = 1002221129881 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002221130107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501110565068 + 501110565069.

It is an arithmetic number, because the mean of its divisors is an integer number (501110565069).

Almost surely, 2^{1002221130137} is an apocalyptic number.

It is an amenable number.

1002221130137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002221130137 is an equidigital number, since it uses as much as digits as its factorization.

1002221130137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 1002221130137 its reverse (7310311222001), we get a palindrome (8312532352138).

The spelling of 1002221130137 in words is "one trillion, two billion, two hundred twenty-one million, one hundred thirty thousand, one hundred thirty-seven".