1121002333331 has 4 divisors (see below), whose sum is σ = 1136358529752. Its totient is φ = 1105646136912.

The previous prime is 1121002333289. The next prime is 1121002333369. The reversal of 1121002333331 is 1333332001211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121002333331 is a prime.

It is a super-2 number, since 2×1121002333331² (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 = 1121002333297 and 1121002333306.

It is not an unprimeable number, because it can be changed into a prime (1121002333931) 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, 7678098101 + ... + 7678098246.

It is an arithmetic number, because the mean of its divisors is an integer number (284089632438).

Almost surely, 2^{1121002333331} is an apocalyptic number.

1121002333331 is a deficient number, since it is larger than the sum of its proper divisors (15356196421).

1121002333331 is an equidigital number, since it uses as much as digits as its factorization.

1121002333331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15356196420.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1121002333331 its reverse (1333332001211), we get a palindrome (2454334334542).

The spelling of 1121002333331 in words is "one trillion, one hundred twenty-one billion, two million, three hundred thirty-three thousand, three hundred thirty-one".