123233011 has 16 divisors (see below), whose sum is σ = 141672960. Its totient is φ = 106096320.

The previous prime is 123232997. The next prime is 123233021. The reversal of 123233011 is 110332321.

It is not a de Polignac number, because 123233011 - 2¹⁷ = 123101939 is a prime.

It is a super-2 number, since 2×123233011² = 30372750000252242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123233021) 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, 23695 + ... + 28423.

It is an arithmetic number, because the mean of its divisors is an integer number (8854560).

Almost surely, 2^123233011 is an apocalyptic number.

123233011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

123233011 is a deficient number, since it is larger than the sum of its proper divisors (18439949).

123233011 is a wasteful number, since it uses less digits than its factorization.

123233011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4866.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 123233011 is about 11101.0364831398. The cubic root of 123233011 is about 497.6328253207.

Adding to 123233011 its reverse (110332321), we get a palindrome (233565332).

It can be divided in two parts, 1232 and 33011, that added together give a palindrome (34243).

The spelling of 123233011 in words is "one hundred twenty-three million, two hundred thirty-three thousand, eleven".