20021432314 has 16 divisors (see below), whose sum is σ = 32656321152. Its totient is φ = 9150944688.

The previous prime is 20021432273. The next prime is 20021432377. The reversal of 20021432314 is 41323412002.

20021432314 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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, 3735454 + ... + 3740809.

It is an arithmetic number, because the mean of its divisors is an integer number (2041020072).

Almost surely, 2^20021432314 is an apocalyptic number.

20021432314 is a deficient number, since it is larger than the sum of its proper divisors (12634888838).

20021432314 is a wasteful number, since it uses less digits than its factorization.

20021432314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7476381.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20021432314 its reverse (41323412002), we get a palindrome (61344844316).

The spelling of 20021432314 in words is "twenty billion, twenty-one million, four hundred thirty-two thousand, three hundred fourteen".