20212032004 has 12 divisors (see below), whose sum is σ = 35392996044. Its totient is φ = 10099747424.

The previous prime is 20212031989. The next prime is 20212032041. The reversal of 20212032004 is 40023021202.

It can be written as a sum of positive squares in 2 ways, for example, as 12848675904 + 7363356100 = 113352^2 + 85810^2 .

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, 1559887 + ... + 1572790.

It is an arithmetic number, because the mean of its divisors is an integer number (2949416337).

Almost surely, 2^20212032004 is an apocalyptic number.

It is an amenable number.

20212032004 is a deficient number, since it is larger than the sum of its proper divisors (15180964040).

20212032004 is a wasteful number, since it uses less digits than its factorization.

20212032004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3134294 (or 3134292 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 20212032004 its reverse (40023021202), we get a palindrome (60235053206).

The spelling of 20212032004 in words is "twenty billion, two hundred twelve million, thirty-two thousand, four".