32031021022020 has 72 divisors (see below), whose sum is σ = 97162328693976. Its totient is φ = 8541468029952.

The previous prime is 32031021022001. The next prime is 32031021022027. The reversal of 32031021022020 is 2022012013023.

32031021022020 is a `hidden beast` number, since 3 + 203 + 10 + 210 + 220 + 20 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3233544818436 + 28797476203584 = 1798206^2 + 5366328^2 .

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 = 32031021021984 and 32031021022002.

It is not an unprimeable number, because it can be changed into a prime (32031021022027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10027404 + ... + 12830076.

Almost surely, 2^{32031021022020} is an apocalyptic number.

32031021022020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32031021022020 is an abundant number, since it is smaller than the sum of its proper divisors (65131307671956).

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

32031021022020 is a wasteful number, since it uses less digits than its factorization.

32031021022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2866181 (or 2866176 counting only the distinct ones).

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

Adding to 32031021022020 its reverse (2022012013023), we get a palindrome (34053033035043).

The spelling of 32031021022020 in words is "thirty-two trillion, thirty-one billion, twenty-one million, twenty-two thousand, twenty".