32420320111100 has 36 divisors (see below), whose sum is σ = 70560854639184. Its totient is φ = 12929646938880.

The previous prime is 32420320111033. The next prime is 32420320111103. The reversal of 32420320111100 is 111102302423.

It is a super-2 number, since 2×32420320111100² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32420320111103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 480979952 + ... + 481047351.

Almost surely, 2^{32420320111100} is an apocalyptic number.

It is an amenable number.

32420320111100 is an abundant number, since it is smaller than the sum of its proper divisors (38140534528084).

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

32420320111100 is a wasteful number, since it uses less digits than its factorization.

32420320111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962027654 (or 962027647 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 32420320111100 its reverse (111102302423), we get a palindrome (32531422413523).

The spelling of 32420320111100 in words is "thirty-two trillion, four hundred twenty billion, three hundred twenty million, one hundred eleven thousand, one hundred".