20003012321032 has 32 divisors (see below), whose sum is σ = 40901972630400. Its totient is φ = 9115296750144.

The previous prime is 20003012321023. The next prime is 20003012321161. The reversal of 20003012321032 is 23012321030002.

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, 1217312398 + ... + 1217328829.

It is an arithmetic number, because the mean of its divisors is an integer number (1278186644700).

Almost surely, 2^{20003012321032} is an apocalyptic number.

It is an amenable number.

20003012321032 is an abundant number, since it is smaller than the sum of its proper divisors (20898960309368).

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

20003012321032 is a wasteful number, since it uses less digits than its factorization.

20003012321032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2434641325 (or 2434641321 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20003012321032 its reverse (23012321030002), we get a palindrome (43015333351034).

The spelling of 20003012321032 in words is "twenty trillion, three billion, twelve million, three hundred twenty-one thousand, thirty-two".