1131133233331 has 8 divisors (see below), whose sum is σ = 1180355498784. Its totient is φ = 1081914514560.

The previous prime is 1131133233319. The next prime is 1131133233343. The reversal of 1131133233331 is 1333323311311.

It is an interprime number because it is at equal distance from previous prime (1131133233319) and next prime (1131133233343).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1131133233331 - 2⁹ = 1131133232819 is a prime.

It is a super-2 number, since 2×1131133233331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1131133233331.

It is not an unprimeable number, because it can be changed into a prime (1131133233371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224406 + ... + 1520731.

It is an arithmetic number, because the mean of its divisors is an integer number (147544437348).

Almost surely, 2^{1131133233331} is an apocalyptic number.

1131133233331 is a deficient number, since it is larger than the sum of its proper divisors (49222265453).

1131133233331 is a wasteful number, since it uses less digits than its factorization.

1131133233331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1773341.

The product of its digits is 4374, while the sum is 28.

Adding to 1131133233331 its reverse (1333323311311), we get a palindrome (2464456544642).

The spelling of 1131133233331 in words is "one trillion, one hundred thirty-one billion, one hundred thirty-three million, two hundred thirty-three thousand, three hundred thirty-one".