20213310032 has 10 divisors (see below), whose sum is σ = 39163288218. Its totient is φ = 10106655008.

The previous prime is 20213310017. The next prime is 20213310053. The reversal of 20213310032 is 23001331202.

It can be written as a sum of positive squares in only one way, i.e., 11860081216 + 8353228816 = 108904^2 + 91396^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631665923 + ... + 631665954.

Almost surely, 2^20213310032 is an apocalyptic number.

It is an amenable number.

20213310032 is a deficient number, since it is larger than the sum of its proper divisors (18949978186).

20213310032 is a wasteful number, since it uses less digits than its factorization.

20213310032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263331885 (or 1263331879 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20213310032 its reverse (23001331202), we get a palindrome (43214641234).

The spelling of 20213310032 in words is "twenty billion, two hundred thirteen million, three hundred ten thousand, thirty-two".