120129648299 has 2 divisors, whose sum is σ = 120129648300. Its totient is φ = 120129648298.

The previous prime is 120129648257. The next prime is 120129648313. The reversal of 120129648299 is 992846921021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120129648299 - 2⁸ = 120129648043 is a prime.

It is a super-2 number, since 2×120129648299² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120129648299.

It is not a weakly prime, because it can be changed into another prime (120129648799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60064824149 + 60064824150.

It is an arithmetic number, because the mean of its divisors is an integer number (60064824150).

Almost surely, 2^120129648299 is an apocalyptic number.

120129648299 is a deficient number, since it is larger than the sum of its proper divisors (1).

120129648299 is an equidigital number, since it uses as much as digits as its factorization.

120129648299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1119744, while the sum is 53.

The spelling of 120129648299 in words is "one hundred twenty billion, one hundred twenty-nine million, six hundred forty-eight thousand, two hundred ninety-nine".