9120299033861 has 2 divisors, whose sum is σ = 9120299033862. Its totient is φ = 9120299033860.

The previous prime is 9120299033831. The next prime is 9120299033873. The reversal of 9120299033861 is 1683309920219.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8877831425761 + 242467608100 = 2979569^2 + 492410^2 .

It is a cyclic number.

It is not a de Polignac number, because 9120299033861 - 2¹⁰ = 9120299032837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9120299033801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4560149516930 + 4560149516931.

It is an arithmetic number, because the mean of its divisors is an integer number (4560149516931).

Almost surely, 2^{9120299033861} is an apocalyptic number.

It is an amenable number.

9120299033861 is a deficient number, since it is larger than the sum of its proper divisors (1).

9120299033861 is an equidigital number, since it uses as much as digits as its factorization.

9120299033861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1259712, while the sum is 53.

The spelling of 9120299033861 in words is "nine trillion, one hundred twenty billion, two hundred ninety-nine million, thirty-three thousand, eight hundred sixty-one".