1012022220137 has 2 divisors, whose sum is σ = 1012022220138. Its totient is φ = 1012022220136.

The previous prime is 1012022220101. The next prime is 1012022220191. The reversal of 1012022220137 is 7310222202101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 997979022121 + 14043198016 = 998989^2 + 118504^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012022220137 - 2⁶ = 1012022220073 is a prime.

It is not a weakly prime, because it can be changed into another prime (1012022222137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506011110068 + 506011110069.

It is an arithmetic number, because the mean of its divisors is an integer number (506011110069).

Almost surely, 2^{1012022220137} is an apocalyptic number.

It is an amenable number.

1012022220137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012022220137 is an equidigital number, since it uses as much as digits as its factorization.

1012022220137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 1012022220137 its reverse (7310222202101), we get a palindrome (8322244422238).

The spelling of 1012022220137 in words is "one trillion, twelve billion, twenty-two million, two hundred twenty thousand, one hundred thirty-seven".