1123823421822 has 32 divisors (see below), whose sum is σ = 2263115473920. Its totient is φ = 372037723200.

The previous prime is 1123823421811. The next prime is 1123823421839. The reversal of 1123823421822 is 2281243283211.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 441679 + ... + 1562922.

It is an arithmetic number, because the mean of its divisors is an integer number (70722358560).

Almost surely, 2^{1123823421822} is an apocalyptic number.

1123823421822 is an abundant number, since it is smaller than the sum of its proper divisors (1139292052098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123823421822 is a wasteful number, since it uses less digits than its factorization.

1123823421822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2005248.

The product of its digits is 73728, while the sum is 39.

The spelling of 1123823421822 in words is "one trillion, one hundred twenty-three billion, eight hundred twenty-three million, four hundred twenty-one thousand, eight hundred twenty-two".