1103302420 has 48 divisors (see below), whose sum is σ = 2533809600. Its totient is φ = 400209920.

The previous prime is 1103302411. The next prime is 1103302439. The reversal of 1103302420 is 242033011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1103302394 and 1103302403.

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, 86196 + ... + 98164.

It is an arithmetic number, because the mean of its divisors is an integer number (52787700).

Almost surely, 2^1103302420 is an apocalyptic number.

1103302420 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 1103302420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1266904800).

1103302420 is an abundant number, since it is smaller than the sum of its proper divisors (1430507180).

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

1103302420 is a wasteful number, since it uses less digits than its factorization.

1103302420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12408 (or 12406 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1103302420 is about 33215.9964474950. The cubic root of 1103302420 is about 1033.3121205034.

Adding to 1103302420 its reverse (242033011), we get a palindrome (1345335431).

The spelling of 1103302420 in words is "one billion, one hundred three million, three hundred two thousand, four hundred twenty".