1103112400340 has 24 divisors (see below), whose sum is σ = 2316616866312. Its totient is φ = 441229564800.

The previous prime is 1103112400337. The next prime is 1103112400343. The reversal of 1103112400340 is 430042113011.

It is an interprime number because it is at equal distance from previous prime (1103112400337) and next prime (1103112400343).

It can be written as a sum of positive squares in 4 ways, for example, as 37522789264 + 1065589611076 = 193708^2 + 1032274^2 .

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 (1103112400343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365639 + ... + 1529678.

It is an arithmetic number, because the mean of its divisors is an integer number (96525702763).

Almost surely, 2^{1103112400340} is an apocalyptic number.

1103112400340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103112400340 is an abundant number, since it is smaller than the sum of its proper divisors (1213504465972).

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

1103112400340 is a wasteful number, since it uses less digits than its factorization.

1103112400340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1924427 (or 1924425 counting only the distinct ones).

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

Adding to 1103112400340 its reverse (430042113011), we get a palindrome (1533154513351).

The spelling of 1103112400340 in words is "one trillion, one hundred three billion, one hundred twelve million, four hundred thousand, three hundred forty".