403203112002 has 48 divisors (see below), whose sum is σ = 889847058048. Its totient is φ = 131912051040.

The previous prime is 403203111979. The next prime is 403203112003. The reversal of 403203112002 is 200211302304.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (403203112003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111813 + ... + 904935.

It is an arithmetic number, because the mean of its divisors is an integer number (18538480376).

Almost surely, 2^403203112002 is an apocalyptic number.

403203112002 is an abundant number, since it is smaller than the sum of its proper divisors (486643946046).

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

403203112002 is a wasteful number, since it uses less digits than its factorization.

403203112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793655 (or 793652 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 403203112002 its reverse (200211302304), we get a palindrome (603414414306).

The spelling of 403203112002 in words is "four hundred three billion, two hundred three million, one hundred twelve thousand, two".