1122131023331 has 4 divisors (see below), whose sum is σ = 1122134475672. Its totient is φ = 1122127570992.

The previous prime is 1122131023297. The next prime is 1122131023337. The reversal of 1122131023331 is 1333201312211.

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

It is a cyclic number.

It is not a de Polignac number, because 1122131023331 - 2¹⁸ = 1122130761187 is a prime.

It is a super-2 number, since 2×1122131023331² (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 = 1122131023297 and 1122131023306.

It is not an unprimeable number, because it can be changed into a prime (1122131023337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1181285 + ... + 1907798.

It is an arithmetic number, because the mean of its divisors is an integer number (280533618918).

Almost surely, 2^{1122131023331} is an apocalyptic number.

1122131023331 is a deficient number, since it is larger than the sum of its proper divisors (3452341).

1122131023331 is an equidigital number, since it uses as much as digits as its factorization.

1122131023331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3452340.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1122131023331 its reverse (1333201312211), we get a palindrome (2455332335542).

The spelling of 1122131023331 in words is "one trillion, one hundred twenty-two billion, one hundred thirty-one million, twenty-three thousand, three hundred thirty-one".