123201113002 has 16 divisors (see below), whose sum is σ = 201626042400. Its totient is φ = 55993777840.

The previous prime is 123201112939. The next prime is 123201113003. The reversal of 123201113002 is 200311102321.

It is not an unprimeable number, because it can be changed into a prime (123201113003) 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, 146752 + ... + 517627.

It is an arithmetic number, because the mean of its divisors is an integer number (12601627650).

Almost surely, 2^123201113002 is an apocalyptic number.

123201113002 is a deficient number, since it is larger than the sum of its proper divisors (78424929398).

123201113002 is a wasteful number, since it uses less digits than its factorization.

123201113002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672821.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 123201113002 its reverse (200311102321), we get a palindrome (323512215323).

The spelling of 123201113002 in words is "one hundred twenty-three billion, two hundred one million, one hundred thirteen thousand, two".