1102322220 has 48 divisors (see below), whose sum is σ = 3088108800. Its totient is φ = 293799616.

The previous prime is 1102322159. The next prime is 1102322231. The reversal of 1102322220 is 222232011.

It is a happy number.

It is a super-2 number, since 2×1102322220² = 2430228553411456800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1102322220.

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, 156331 + ... + 163229.

It is an arithmetic number, because the mean of its divisors is an integer number (64335600).

Almost surely, 2^1102322220 is an apocalyptic number.

1102322220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102322220 is an abundant number, since it is smaller than the sum of its proper divisors (1985786580).

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

1102322220 is a wasteful number, since it uses less digits than its factorization.

1102322220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9574 (or 9572 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1102322220 is about 33201.2382299215. The cubic root of 1102322220 is about 1033.0060235174.

Adding to 1102322220 its reverse (222232011), we get a palindrome (1324554231).

The spelling of 1102322220 in words is "one billion, one hundred two million, three hundred twenty-two thousand, two hundred twenty".