132023221020 has 144 divisors (see below), whose sum is σ = 423734132640. Its totient is φ = 33180254208.

The previous prime is 132023221019. The next prime is 132023221021. The reversal of 132023221020 is 20122320231.

132023221020 is a `hidden beast` number, since 1 + 320 + 2 + 322 + 1 + 0 + 20 = 666.

It is an interprime number because it is at equal distance from previous prime (132023221019) and next prime (132023221021).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 132023220984 and 132023221002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132023221021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 560052 + ... + 760068.

Almost surely, 2^132023221020 is an apocalyptic number.

132023221020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132023221020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211867066320).

132023221020 is an abundant number, since it is smaller than the sum of its proper divisors (291710911620).

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

132023221020 is a wasteful number, since it uses less digits than its factorization.

132023221020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200244 (or 200239 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 132023221020 its reverse (20122320231), we get a palindrome (152145541251).

The spelling of 132023221020 in words is "one hundred thirty-two billion, twenty-three million, two hundred twenty-one thousand, twenty".