20432211112 has 16 divisors (see below), whose sum is σ = 39125511360. Its totient is φ = 9998741424.

The previous prime is 20432211103. The next prime is 20432211131. The reversal of 20432211112 is 21111223402.

It is a self number, because there is not a number n which added to its sum of digits gives 20432211112.

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, 27170118 + ... + 27170869.

It is an arithmetic number, because the mean of its divisors is an integer number (2445344460).

Almost surely, 2^20432211112 is an apocalyptic number.

It is an amenable number.

20432211112 is a deficient number, since it is larger than the sum of its proper divisors (18693300248).

20432211112 is a wasteful number, since it uses less digits than its factorization.

20432211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54341040 (or 54341036 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 20432211112 its reverse (21111223402), we get a palindrome (41543434514).

The spelling of 20432211112 in words is "twenty billion, four hundred thirty-two million, two hundred eleven thousand, one hundred twelve".