1202126099 has 2 divisors, whose sum is σ = 1202126100. Its totient is φ = 1202126098.

The previous prime is 1202126089. The next prime is 1202126147. The reversal of 1202126099 is 9906212021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1202126099 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1202126069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601063049 + 601063050.

It is an arithmetic number, because the mean of its divisors is an integer number (601063050).

Almost surely, 2^1202126099 is an apocalyptic number.

1202126099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202126099 is an equidigital number, since it uses as much as digits as its factorization.

1202126099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 1202126099 is about 34671.6901664744. The cubic root of 1202126099 is about 1063.2857870489.

The spelling of 1202126099 in words is "one billion, two hundred two million, one hundred twenty-six thousand, ninety-nine".