1103938394022 has 96 divisors (see below), whose sum is σ = 2612470398720. Its totient is φ = 348416393760.

The previous prime is 1103938394011. The next prime is 1103938394029. The reversal of 1103938394022 is 2204938393011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103938394029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16874808 + ... + 16940100.

It is an arithmetic number, because the mean of its divisors is an integer number (27213233320).

Almost surely, 2^{1103938394022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103938394022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1306235199360).

1103938394022 is an abundant number, since it is smaller than the sum of its proper divisors (1508532004698).

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

1103938394022 is a wasteful number, since it uses less digits than its factorization.

1103938394022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67160 (or 67148 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 1103938394022 in words is "one trillion, one hundred three billion, nine hundred thirty-eight million, three hundred ninety-four thousand, twenty-two".