123210040332 has 48 divisors (see below), whose sum is σ = 289465030400. Its totient is φ = 40788014400.

The previous prime is 123210040313. The next prime is 123210040333. The reversal of 123210040332 is 233040012321.

It is a super-2 number, since 2×123210040332² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123210040299 and 123210040308.

It is not an unprimeable number, because it can be changed into a prime (123210040333) 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, 12804219 + ... + 12813837.

Almost surely, 2^123210040332 is an apocalyptic number.

123210040332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123210040332 is an abundant number, since it is smaller than the sum of its proper divisors (166254990068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123210040332 is a wasteful number, since it uses less digits than its factorization.

123210040332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16846 (or 16844 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 123210040332 its reverse (233040012321), we get a palindrome (356250052653).

The spelling of 123210040332 in words is "one hundred twenty-three billion, two hundred ten million, forty thousand, three hundred thirty-two".