10120020023137 has 2 divisors, whose sum is σ = 10120020023138. Its totient is φ = 10120020023136.

The previous prime is 10120020023089. The next prime is 10120020023149. The reversal of 10120020023137 is 73132002002101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7241028919056 + 2878991104081 = 2690916^2 + 1696759^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10120020023137 is a prime.

It is not a weakly prime, because it can be changed into another prime (10120020020137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060010011568 + 5060010011569.

It is an arithmetic number, because the mean of its divisors is an integer number (5060010011569).

Almost surely, 2^{10120020023137} is an apocalyptic number.

It is an amenable number.

10120020023137 is a deficient number, since it is larger than the sum of its proper divisors (1).

10120020023137 is an equidigital number, since it uses as much as digits as its factorization.

10120020023137 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 22.

Adding to 10120020023137 its reverse (73132002002101), we get a palindrome (83252022025238).

The spelling of 10120020023137 in words is "ten trillion, one hundred twenty billion, twenty million, twenty-three thousand, one hundred thirty-seven".