1123220202022 has 48 divisors (see below), whose sum is σ = 1800560109312. Its totient is φ = 525393970560.

The previous prime is 1123220202019. The next prime is 1123220202043. The reversal of 1123220202022 is 2202020223211.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18862848 + ... + 18922300.

It is an arithmetic number, because the mean of its divisors is an integer number (37511668944).

Almost surely, 2^{1123220202022} is an apocalyptic number.

1123220202022 is a deficient number, since it is larger than the sum of its proper divisors (677339907290).

1123220202022 is a wasteful number, since it uses less digits than its factorization.

1123220202022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59821 (or 59802 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 1123220202022 its reverse (2202020223211), we get a palindrome (3325240425233).

The spelling of 1123220202022 in words is "one trillion, one hundred twenty-three billion, two hundred twenty million, two hundred two thousand, twenty-two".