201003423204 has 12 divisors (see below), whose sum is σ = 469007987504. Its totient is φ = 67001141064.

The previous prime is 201003423193. The next prime is 201003423259. The reversal of 201003423204 is 402324300102.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×201003423204² (a number of 23 digits) contains 22 as substring.

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, 8375142622 + ... + 8375142645.

Almost surely, 2^201003423204 is an apocalyptic number.

It is an amenable number.

201003423204 is an abundant number, since it is smaller than the sum of its proper divisors (268004564300).

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

201003423204 is a wasteful number, since it uses less digits than its factorization.

201003423204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16750285274 (or 16750285272 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 201003423204 its reverse (402324300102), we get a palindrome (603327723306).

The spelling of 201003423204 in words is "two hundred one billion, three million, four hundred twenty-three thousand, two hundred four".