1123410440101 has 4 divisors (see below), whose sum is σ = 1123420667500. Its totient is φ = 1123400212704.

The previous prime is 1123410440081. The next prime is 1123410440161. The reversal of 1123410440101 is 1010440143211.

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 567349407076 + 556061033025 = 753226^2 + 745695^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123410440101 - 2¹³ = 1123410431909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123410440161) 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, 4947126 + ... + 5169223.

It is an arithmetic number, because the mean of its divisors is an integer number (280855166875).

Almost surely, 2^{1123410440101} is an apocalyptic number.

It is an amenable number.

1123410440101 is a deficient number, since it is larger than the sum of its proper divisors (10227399).

1123410440101 is a wasteful number, since it uses less digits than its factorization.

1123410440101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10227398.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 1123410440101 its reverse (1010440143211), we get a palindrome (2133850583312).

The spelling of 1123410440101 in words is "one trillion, one hundred twenty-three billion, four hundred ten million, four hundred forty thousand, one hundred one".