1103303231101 has 4 divisors (see below), whose sum is σ = 1103325629472. Its totient is φ = 1103280832732.

The previous prime is 1103303231089. The next prime is 1103303231113. The reversal of 1103303231101 is 1011323033011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1103303231089) and next prime (1103303231113).

It is a cyclic number.

It is not a de Polignac number, because 1103303231101 - 2³⁷ = 965864277629 is a prime.

It is a super-2 number, since 2×1103303231101² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103303231161) 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, 11125135 + ... + 11223868.

It is an arithmetic number, because the mean of its divisors is an integer number (275831407368).

Almost surely, 2^{1103303231101} is an apocalyptic number.

It is an amenable number.

1103303231101 is a deficient number, since it is larger than the sum of its proper divisors (22398371).

1103303231101 is an equidigital number, since it uses as much as digits as its factorization.

1103303231101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22398370.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1103303231101 its reverse (1011323033011), we get a palindrome (2114626264112).

The spelling of 1103303231101 in words is "one trillion, one hundred three billion, three hundred three million, two hundred thirty-one thousand, one hundred one".