10012120001237 has 2 divisors, whose sum is σ = 10012120001238. Its totient is φ = 10012120001236.

The previous prime is 10012120001189. The next prime is 10012120001243. The reversal of 10012120001237 is 73210002121001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8705090292721 + 1307029708516 = 2950439^2 + 1143254^2 .

It is a cyclic number.

It is not a de Polignac number, because 10012120001237 - 2¹⁰ = 10012120000213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10012120001837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006060000618 + 5006060000619.

It is an arithmetic number, because the mean of its divisors is an integer number (5006060000619).

Almost surely, 2^{10012120001237} is an apocalyptic number.

It is an amenable number.

10012120001237 is a deficient number, since it is larger than the sum of its proper divisors (1).

10012120001237 is an equidigital number, since it uses as much as digits as its factorization.

10012120001237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 20.

Adding to 10012120001237 its reverse (73210002121001), we get a palindrome (83222122122238).

The spelling of 10012120001237 in words is "ten trillion, twelve billion, one hundred twenty million, one thousand, two hundred thirty-seven".