1122020342443 has 16 divisors (see below), whose sum is σ = 1506488852736. Its totient is φ = 807047598240.

The previous prime is 1122020342437. The next prime is 1122020342453. The reversal of 1122020342443 is 3442430202211.

It is not a de Polignac number, because 1122020342443 - 2⁵ = 1122020342411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122020342413) 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, 560448721 + ... + 560450722.

It is an arithmetic number, because the mean of its divisors is an integer number (94155553296).

Almost surely, 2^{1122020342443} is an apocalyptic number.

1122020342443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1122020342443 is a deficient number, since it is larger than the sum of its proper divisors (384468510293).

1122020342443 is a wasteful number, since it uses less digits than its factorization.

1122020342443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120899474.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 1122020342443 its reverse (3442430202211), we get a palindrome (4564450544654).

The spelling of 1122020342443 in words is "one trillion, one hundred twenty-two billion, twenty million, three hundred forty-two thousand, four hundred forty-three".