20213301432 has 32 divisors (see below), whose sum is σ = 51765774480. Its totient is φ = 6573431040.

The previous prime is 20213301419. The next prime is 20213301469. The reversal of 20213301432 is 23410331202.

It is a junction number, because it is equal to n+sod(n) for n = 20213301399 and 20213301408.

It is a congruent 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, 10270003 + ... + 10271970.

Almost surely, 2^20213301432 is an apocalyptic number.

It is an amenable number.

20213301432 is an abundant number, since it is smaller than the sum of its proper divisors (31552473048).

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

20213301432 is a wasteful number, since it uses less digits than its factorization.

20213301432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20542023 (or 20542019 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20213301432 its reverse (23410331202), we get a palindrome (43623632634).

The spelling of 20213301432 in words is "twenty billion, two hundred thirteen million, three hundred one thousand, four hundred thirty-two".