100111001000743 has 2 divisors, whose sum is σ = 100111001000744. Its totient is φ = 100111001000742.

The previous prime is 100111001000663. The next prime is 100111001000849. The reversal of 100111001000743 is 347000100111001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100111001000743 - 2²⁵ = 100110967446311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100111001000743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100111001000443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50055500500371 + 50055500500372.

It is an arithmetic number, because the mean of its divisors is an integer number (50055500500372).

Almost surely, 2^{100111001000743} is an apocalyptic number.

100111001000743 is a deficient number, since it is larger than the sum of its proper divisors (1).

100111001000743 is an equidigital number, since it uses as much as digits as its factorization.

100111001000743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 19.

Adding to 100111001000743 its reverse (347000100111001), we get a palindrome (447111101111744).

The spelling of 100111001000743 in words is "one hundred trillion, one hundred eleven billion, one million, seven hundred forty-three", and thus it is an aban number.