203002213104 has 120 divisors (see below), whose sum is σ = 572817623040. Its totient is φ = 67110420096.

The previous prime is 203002213069. The next prime is 203002213109. The reversal of 203002213104 is 401312200302.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203002213109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9861927 + ... + 9882489.

It is an arithmetic number, because the mean of its divisors is an integer number (4773480192).

Almost surely, 2^203002213104 is an apocalyptic number.

203002213104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203002213104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286408811520).

203002213104 is an abundant number, since it is smaller than the sum of its proper divisors (369815409936).

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

203002213104 is a wasteful number, since it uses less digits than its factorization.

203002213104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21139 (or 21130 counting only the distinct ones).

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

Adding to 203002213104 its reverse (401312200302), we get a palindrome (604314413406).

The spelling of 203002213104 in words is "two hundred three billion, two million, two hundred thirteen thousand, one hundred four".