123011331000033 has 8 divisors (see below), whose sum is σ = 187445837714368. Its totient is φ = 70292189142864.

The previous prime is 123011330999957. The next prime is 123011331000091. The reversal of 123011331000033 is 330000133110321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123011331000033 - 2¹⁰ = 123011330999009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 5857682428573 = 123011331000033 / (1 + 2 + 3 + 0 + 1 + 1 + 3 + 3 + 1 + 0 + 0 + 0 + 0 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123011330999973 and 123011331000009.

It is not an unprimeable number, because it can be changed into a prime (123011331000433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2928841214266 + ... + 2928841214307.

It is an arithmetic number, because the mean of its divisors is an integer number (23430729714296).

Almost surely, 2^{123011331000033} is an apocalyptic number.

It is an amenable number.

123011331000033 is a deficient number, since it is larger than the sum of its proper divisors (64434506714335).

123011331000033 is an equidigital number, since it uses as much as digits as its factorization.

123011331000033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5857682428583.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 123011331000033 its reverse (330000133110321), we get a palindrome (453011464110354).

The spelling of 123011331000033 in words is "one hundred twenty-three trillion, eleven billion, three hundred thirty-one million, thirty-three", and thus it is an aban number.