123331022002 has 8 divisors (see below), whose sum is σ = 185093243676. Its totient is φ = 61633274112.

The previous prime is 123331021993. The next prime is 123331022039. The reversal of 123331022002 is 200220133321.

It can be written as a sum of positive squares in 2 ways, for example, as 121486405401 + 1844616601 = 348549^2 + 42949^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16113663 + ... + 16121314.

Almost surely, 2^123331022002 is an apocalyptic number.

123331022002 is a deficient number, since it is larger than the sum of its proper divisors (61762221674).

123331022002 is a wasteful number, since it uses less digits than its factorization.

123331022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32236892.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 123331022002 its reverse (200220133321), we get a palindrome (323551155323).

The spelling of 123331022002 in words is "one hundred twenty-three billion, three hundred thirty-one million, twenty-two thousand, two".