123203012002 has 32 divisors (see below), whose sum is σ = 213627559680. Its totient is φ = 52197316800.

The previous prime is 123203011973. The next prime is 123203012027. The reversal of 123203012002 is 200210302321.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 847524 + ... + 982192.

It is an arithmetic number, because the mean of its divisors is an integer number (6675861240).

Almost surely, 2^123203012002 is an apocalyptic number.

123203012002 is a deficient number, since it is larger than the sum of its proper divisors (90424547678).

123203012002 is a wasteful number, since it uses less digits than its factorization.

123203012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135426.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 123203012002 its reverse (200210302321), we get a palindrome (323413314323).

The spelling of 123203012002 in words is "one hundred twenty-three billion, two hundred three million, twelve thousand, two".