1122200022080 has 56 divisors (see below), whose sum is σ = 2677178658840. Its totient is φ = 448050216960.

The previous prime is 1122200022079. The next prime is 1122200022089. The reversal of 1122200022080 is 802200022211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 394263433216 + 727936588864 = 627904^2 + 853192^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1122200022089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3067985 + ... + 3414224.

It is an arithmetic number, because the mean of its divisors is an integer number (47806761765).

Almost surely, 2^{1122200022080} is an apocalyptic number.

1122200022080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122200022080 is an abundant number, since it is smaller than the sum of its proper divisors (1554978636760).

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

1122200022080 is an equidigital number, since it uses as much as digits as its factorization.

1122200022080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6482767 (or 6482757 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1122200022080 its reverse (802200022211), we get a palindrome (1924400044291).

The spelling of 1122200022080 in words is "one trillion, one hundred twenty-two billion, two hundred million, twenty-two thousand, eighty".