1001113211303 has 16 divisors (see below), whose sum is σ = 1073190845376. Its totient is φ = 931430142720.

The previous prime is 1001113211291. The next prime is 1001113211309. The reversal of 1001113211303 is 3031123111001.

It is a cyclic number.

It is not a de Polignac number, because 1001113211303 - 2²⁰ = 1001112162727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001113211309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2732123 + ... + 3076803.

It is an arithmetic number, because the mean of its divisors is an integer number (67074427836).

Almost surely, 2^{1001113211303} is an apocalyptic number.

1001113211303 is a deficient number, since it is larger than the sum of its proper divisors (72077634073).

1001113211303 is a wasteful number, since it uses less digits than its factorization.

1001113211303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348154.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1001113211303 its reverse (3031123111001), we get a palindrome (4032236322304).

The spelling of 1001113211303 in words is "one trillion, one billion, one hundred thirteen million, two hundred eleven thousand, three hundred three".