1103021413400 has 96 divisors (see below), whose sum is σ = 2700868800000. Its totient is φ = 417775086720.

The previous prime is 1103021413397. The next prime is 1103021413409. The reversal of 1103021413400 is 43141203011.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103021413409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7523597 + ... + 7668803.

It is an arithmetic number, because the mean of its divisors is an integer number (28134050000).

Almost surely, 2^{1103021413400} is an apocalyptic number.

1103021413400 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 1103021413400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1350434400000).

1103021413400 is an abundant number, since it is smaller than the sum of its proper divisors (1597847386600).

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

1103021413400 is a wasteful number, since it uses less digits than its factorization.

1103021413400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147241 (or 147232 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1103021413400 its reverse (43141203011), we get a palindrome (1146162616411).

The spelling of 1103021413400 in words is "one trillion, one hundred three billion, twenty-one million, four hundred thirteen thousand, four hundred".