1102310220 has 192 divisors, whose sum is σ = 3458681856. Its totient is φ = 260075520.

The previous prime is 1102310219. The next prime is 1102310233. The reversal of 1102310220 is 220132011.

It is a super-2 number, since 2×1102310220² = 2430175642232896800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1102310196 and 1102310205.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6600577 + ... + 6600743.

It is an arithmetic number, because the mean of its divisors is an integer number (18013968).

Almost surely, 2^1102310220 is an apocalyptic number.

1102310220 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 1102310220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1729340928).

1102310220 is an abundant number, since it is smaller than the sum of its proper divisors (2356371636).

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

1102310220 is a wasteful number, since it uses less digits than its factorization.

1102310220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400 (or 398 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1102310220 is about 33201.0575132781. The cubic root of 1102310220 is about 1033.0022750317.

Adding to 1102310220 its reverse (220132011), we get a palindrome (1322442231).

The spelling of 1102310220 in words is "one billion, one hundred two million, three hundred ten thousand, two hundred twenty".