1121031310003 has 32 divisors (see below), whose sum is σ = 1256914132992. Its totient is φ = 991160352000.

The previous prime is 1121031309991. The next prime is 1121031310019. The reversal of 1121031310003 is 3000131301211.

It is a cyclic number.

It is not a de Polignac number, because 1121031310003 - 2¹³ = 1121031301811 is a prime.

It is a super-2 number, since 2×1121031310003² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121031310073) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94988703 + ... + 95000503.

It is an arithmetic number, because the mean of its divisors is an integer number (39278566656).

Almost surely, 2^{1121031310003} is an apocalyptic number.

1121031310003 is a deficient number, since it is larger than the sum of its proper divisors (135882822989).

1121031310003 is a wasteful number, since it uses less digits than its factorization.

1121031310003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13275.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1121031310003 its reverse (3000131301211), we get a palindrome (4121162611214).

The spelling of 1121031310003 in words is "one trillion, one hundred twenty-one billion, thirty-one million, three hundred ten thousand, three".