1121222034 has 64 divisors (see below), whose sum is σ = 2632752000. Its totient is φ = 352719360.

The previous prime is 1121221999. The next prime is 1121222051. The reversal of 1121222034 is 4302221211.

It is a happy number.

It is a super-3 number, since 3×1121222034³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1121221998 and 1121222016.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 286362 + ... + 290250.

It is an arithmetic number, because the mean of its divisors is an integer number (41136750).

Almost surely, 2^1121222034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1121222034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1316376000).

1121222034 is an abundant number, since it is smaller than the sum of its proper divisors (1511529966).

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

1121222034 is a wasteful number, since it uses less digits than its factorization.

1121222034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4200 (or 4194 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1121222034 is about 33484.6537088261. The cubic root of 1121222034 is about 1038.8763857219.

Adding to 1121222034 its reverse (4302221211), we get a palindrome (5423443245).

The spelling of 1121222034 in words is "one billion, one hundred twenty-one million, two hundred twenty-two thousand, thirty-four".