1103421011333 has 4 divisors (see below), whose sum is σ = 1104398356140. Its totient is φ = 1102443666528.

The previous prime is 1103421011269. The next prime is 1103421011351. The reversal of 1103421011333 is 3331101243011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 38361923044 + 1065059088289 = 195862^2 + 1032017^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103421011333 - 2⁶ = 1103421011269 is a prime.

It is a super-2 number, since 2×1103421011333² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1103421011299 and 1103421011308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103421011383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488670710 + ... + 488672967.

It is an arithmetic number, because the mean of its divisors is an integer number (276099589035).

Almost surely, 2^{1103421011333} is an apocalyptic number.

It is an amenable number.

1103421011333 is a deficient number, since it is larger than the sum of its proper divisors (977344807).

1103421011333 is an equidigital number, since it uses as much as digits as its factorization.

1103421011333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977344806.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1103421011333 its reverse (3331101243011), we get a palindrome (4434522254344).

The spelling of 1103421011333 in words is "one trillion, one hundred three billion, four hundred twenty-one million, eleven thousand, three hundred thirty-three".