1122131032321 has 16 divisors (see below), whose sum is σ = 1243286593024. Its totient is φ = 1006375860864.

The previous prime is 1122131032177. The next prime is 1122131032369. The reversal of 1122131032321 is 1232301312211.

It is a cyclic number.

It is not a de Polignac number, because 1122131032321 - 2¹⁹ = 1122130508033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1122131032292 and 1122131032301.

It is not an unprimeable number, because it can be changed into a prime (1122131032381) 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, 8760561 + ... + 8887726.

It is an arithmetic number, because the mean of its divisors is an integer number (77705412064).

Almost surely, 2^{1122131032321} is an apocalyptic number.

It is an amenable number.

1122131032321 is a deficient number, since it is larger than the sum of its proper divisors (121155560703).

1122131032321 is a wasteful number, since it uses less digits than its factorization.

1122131032321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17648440.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1122131032321 its reverse (1232301312211), we get a palindrome (2354432344532).

The spelling of 1122131032321 in words is "one trillion, one hundred twenty-two billion, one hundred thirty-one million, thirty-two thousand, three hundred twenty-one".