2131302221099 has 2 divisors, whose sum is σ = 2131302221100. Its totient is φ = 2131302221098.

The previous prime is 2131302221077. The next prime is 2131302221107. The reversal of 2131302221099 is 9901222031312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2131302221099 - 2¹² = 2131302217003 is a prime.

It is not a weakly prime, because it can be changed into another prime (2131302221899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065651110549 + 1065651110550.

It is an arithmetic number, because the mean of its divisors is an integer number (1065651110550).

Almost surely, 2^{2131302221099} is an apocalyptic number.

2131302221099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2131302221099 is an equidigital number, since it uses as much as digits as its factorization.

2131302221099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 2131302221099 in words is "two trillion, one hundred thirty-one billion, three hundred two million, two hundred twenty-one thousand, ninety-nine".