1122022203320 has 64 divisors (see below), whose sum is σ = 2568785270400. Its totient is φ = 440953398400.

The previous prime is 1122022203223. The next prime is 1122022203353. The reversal of 1122022203320 is 233022202211.

It is a happy number.

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 = 1122022203292 and 1122022203301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4084295 + ... + 4350345.

It is an arithmetic number, because the mean of its divisors is an integer number (40137269850).

Almost surely, 2^{1122022203320} is an apocalyptic number.

1122022203320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122022203320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1284392635200).

1122022203320 is an abundant number, since it is smaller than the sum of its proper divisors (1446763067080).

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

1122022203320 is a wasteful number, since it uses less digits than its factorization.

1122022203320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267908 (or 267904 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1122022203320 its reverse (233022202211), we get a palindrome (1355044405531).

The spelling of 1122022203320 in words is "one trillion, one hundred twenty-two billion, twenty-two million, two hundred three thousand, three hundred twenty".