1123300020220 has 24 divisors (see below), whose sum is σ = 2695920048864. Its totient is φ = 385131435456.

The previous prime is 1123300020211. The next prime is 1123300020233. The reversal of 1123300020220 is 220200033211.

It is a junction number, because it is equal to n+sod(n) for n = 1123300020194 and 1123300020203.

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, 4011785647 + ... + 4011785926.

It is an arithmetic number, because the mean of its divisors is an integer number (112330002036).

Almost surely, 2^{1123300020220} is an apocalyptic number.

1123300020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123300020220 is an abundant number, since it is smaller than the sum of its proper divisors (1572620028644).

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

1123300020220 is a wasteful number, since it uses less digits than its factorization.

1123300020220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8023571589 (or 8023571587 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1123300020220 its reverse (220200033211), we get a palindrome (1343500053431).

The spelling of 1123300020220 in words is "one trillion, one hundred twenty-three billion, three hundred million, twenty thousand, two hundred twenty".