1131103002001 has 16 divisors (see below), whose sum is σ = 1309112896000. Its totient is φ = 957200182848.

The previous prime is 1131103001999. The next prime is 1131103002013. The reversal of 1131103002001 is 1002003011311.

It is not a de Polignac number, because 1131103002001 - 2¹ = 1131103001999 is a prime.

It is a super-2 number, since 2×1131103002001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1131103002041) 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, 18411331 + ... + 18472663.

It is an arithmetic number, because the mean of its divisors is an integer number (81819556000).

Almost surely, 2^{1131103002001} is an apocalyptic number.

It is an amenable number.

1131103002001 is a deficient number, since it is larger than the sum of its proper divisors (178009893999).

1131103002001 is an equidigital number, since it uses as much as digits as its factorization.

1131103002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94768.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 1131103002001 its reverse (1002003011311), we get a palindrome (2133106013312).

The spelling of 1131103002001 in words is "one trillion, one hundred thirty-one billion, one hundred three million, two thousand, one".