1123101212323 has 16 divisors (see below), whose sum is σ = 1143927558400. Its totient is φ = 1102505191200.

The previous prime is 1123101212309. The next prime is 1123101212407. The reversal of 1123101212323 is 3232121013211.

It is a cyclic number.

It is not a de Polignac number, because 1123101212323 - 2¹⁷ = 1123101081251 is a prime.

It is a super-2 number, since 2×1123101212323² (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 = 1123101212294 and 1123101212303.

It is not an unprimeable number, because it can be changed into a prime (1123101215323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6147940 + ... + 6327982.

It is an arithmetic number, because the mean of its divisors is an integer number (71495472400).

Almost surely, 2^{1123101212323} is an apocalyptic number.

1123101212323 is a deficient number, since it is larger than the sum of its proper divisors (20826346077).

1123101212323 is a wasteful number, since it uses less digits than its factorization.

1123101212323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180682.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1123101212323 its reverse (3232121013211), we get a palindrome (4355222225534).

The spelling of 1123101212323 in words is "one trillion, one hundred twenty-three billion, one hundred one million, two hundred twelve thousand, three hundred twenty-three".