1011303020001 has 4 divisors (see below), whose sum is σ = 1348404026672. Its totient is φ = 674202013332.

The previous prime is 1011303019981. The next prime is 1011303020017. The reversal of 1011303020001 is 1000203031101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1011303020001 - 2⁷ = 1011303019873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011303020401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168550503331 + ... + 168550503336.

It is an arithmetic number, because the mean of its divisors is an integer number (337101006668).

Almost surely, 2^{1011303020001} is an apocalyptic number.

It is an amenable number.

1011303020001 is a deficient number, since it is larger than the sum of its proper divisors (337101006671).

1011303020001 is an equidigital number, since it uses as much as digits as its factorization.

1011303020001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337101006670.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 1011303020001 its reverse (1000203031101), we get a palindrome (2011506051102).

The spelling of 1011303020001 in words is "one trillion, eleven billion, three hundred three million, twenty thousand, one".