10112020397 has 2 divisors, whose sum is σ = 10112020398. Its totient is φ = 10112020396.

The previous prime is 10112020351. The next prime is 10112020421. The reversal of 10112020397 is 79302021101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5382569956 + 4729450441 = 73366^2 + 68771^2 .

It is a cyclic number.

It is not a de Polignac number, because 10112020397 - 2¹⁶ = 10111954861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10112020697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5056010198 + 5056010199.

It is an arithmetic number, because the mean of its divisors is an integer number (5056010199).

Almost surely, 2^10112020397 is an apocalyptic number.

It is an amenable number.

10112020397 is a deficient number, since it is larger than the sum of its proper divisors (1).

10112020397 is an equidigital number, since it uses as much as digits as its factorization.

10112020397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 26.

Adding to 10112020397 its reverse (79302021101), we get a palindrome (89414041498).

The spelling of 10112020397 in words is "ten billion, one hundred twelve million, twenty thousand, three hundred ninety-seven".