1201021101299 has 2 divisors, whose sum is σ = 1201021101300. Its totient is φ = 1201021101298.

The previous prime is 1201021101191. The next prime is 1201021101307. The reversal of 1201021101299 is 9921011201021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1201021101299 - 2²⁰ = 1201020052723 is a prime.

It is not a weakly prime, because it can be changed into another prime (1201021121299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600510550649 + 600510550650.

It is an arithmetic number, because the mean of its divisors is an integer number (600510550650).

Almost surely, 2^{1201021101299} is an apocalyptic number.

1201021101299 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201021101299 is an equidigital number, since it uses as much as digits as its factorization.

1201021101299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 1201021101299 in words is "one trillion, two hundred one billion, twenty-one million, one hundred one thousand, two hundred ninety-nine".