1121003003011 has 16 divisors (see below), whose sum is σ = 1129788807840. Its totient is φ = 1112248350720.

The previous prime is 1121003003009. The next prime is 1121003003047. The reversal of 1121003003011 is 1103003001211.

It is a cyclic number.

It is not a de Polignac number, because 1121003003011 - 2¹ = 1121003003009 is a prime.

It is a super-2 number, since 2×1121003003011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121003002982 and 1121003003000.

It is not an unprimeable number, because it can be changed into a prime (1121003000011) 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, 163861951 + ... + 163868791.

It is an arithmetic number, because the mean of its divisors is an integer number (70611800490).

Almost surely, 2^{1121003003011} is an apocalyptic number.

1121003003011 is a deficient number, since it is larger than the sum of its proper divisors (8785804829).

1121003003011 is an equidigital number, since it uses as much as digits as its factorization.

1121003003011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8934.

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

Adding to 1121003003011 its reverse (1103003001211), we get a palindrome (2224006004222).

The spelling of 1121003003011 in words is "one trillion, one hundred twenty-one billion, three million, three thousand, eleven".