20130203332 has 24 divisors (see below), whose sum is σ = 35802378080. Its totient is φ = 9901362240.

The previous prime is 20130203273. The next prime is 20130203351. The reversal of 20130203332 is 23330203102.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147232 + ... + 248872.

Almost surely, 2^20130203332 is an apocalyptic number.

It is an amenable number.

20130203332 is a deficient number, since it is larger than the sum of its proper divisors (15672174748).

20130203332 is a wasteful number, since it uses less digits than its factorization.

20130203332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102451 (or 102449 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 20130203332 its reverse (23330203102), we get a palindrome (43460406434).

The spelling of 20130203332 in words is "twenty billion, one hundred thirty million, two hundred three thousand, three hundred thirty-two".