123331203011 has 8 divisors (see below), whose sum is σ = 123962268000. Its totient is φ = 122700251520.

The previous prime is 123331202963. The next prime is 123331203019. The reversal of 123331203011 is 110302133321.

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

It is a cyclic number.

It is not a de Polignac number, because 123331203011 - 2³⁰ = 122257461187 is a prime.

It is a super-2 number, since 2×123331203011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123331203019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2938091 + ... + 2979771.

It is an arithmetic number, because the mean of its divisors is an integer number (15495283500).

Almost surely, 2^123331203011 is an apocalyptic number.

123331203011 is a deficient number, since it is larger than the sum of its proper divisors (631064989).

123331203011 is a wasteful number, since it uses less digits than its factorization.

123331203011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56749.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 123331203011 its reverse (110302133321), we get a palindrome (233633336332).

The spelling of 123331203011 in words is "one hundred twenty-three billion, three hundred thirty-one million, two hundred three thousand, eleven".