1122213321020 has 24 divisors (see below), whose sum is σ = 2570888699568. Its totient is φ = 408077571200.

The previous prime is 1122213321011. The next prime is 1122213321043. The reversal of 1122213321020 is 201233122211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1122213320983 and 1122213321001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2550484601 + ... + 2550485040.

It is an arithmetic number, because the mean of its divisors is an integer number (107120362482).

Almost surely, 2^{1122213321020} is an apocalyptic number.

1122213321020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122213321020 is an abundant number, since it is smaller than the sum of its proper divisors (1448675378548).

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

1122213321020 is a wasteful number, since it uses less digits than its factorization.

1122213321020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5100969661 (or 5100969659 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1122213321020 its reverse (201233122211), we get a palindrome (1323446443231).

The spelling of 1122213321020 in words is "one trillion, one hundred twenty-two billion, two hundred thirteen million, three hundred twenty-one thousand, twenty".