1001099980031 has 2 divisors, whose sum is σ = 1001099980032. Its totient is φ = 1001099980030.

The previous prime is 1001099980019. The next prime is 1001099980073. The reversal of 1001099980031 is 1300899901001.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1300899901001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1001099980031 - 2²² = 1001095785727 is a prime.

It is a super-2 number, since 2×1001099980031² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001099980081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500549990015 + 500549990016.

It is an arithmetic number, because the mean of its divisors is an integer number (500549990016).

Almost surely, 2^{1001099980031} is an apocalyptic number.

1001099980031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001099980031 is an equidigital number, since it uses as much as digits as its factorization.

1001099980031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 41.

The spelling of 1001099980031 in words is "one trillion, one billion, ninety-nine million, nine hundred eighty thousand, thirty-one".