32112122102020 has 36 divisors (see below), whose sum is σ = 71171492796684. Its totient is φ = 12168804162240.

The previous prime is 32112122101993. The next prime is 32112122102029. The reversal of 32112122102020 is 2020122121123.

It can be written as a sum of positive squares in 2 ways, for example, as 23397865333956 + 8714256768064 = 4837134^2 + 2951992^2 .

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (32112122102029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2223823951 + ... + 2223838390.

It is an arithmetic number, because the mean of its divisors is an integer number (1976985911019).

Almost surely, 2^{32112122102020} is an apocalyptic number.

It is an amenable number.

32112122102020 is an abundant number, since it is smaller than the sum of its proper divisors (39059370694664).

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

32112122102020 is a wasteful number, since it uses less digits than its factorization.

32112122102020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4447662388 (or 4447662367 counting only the distinct ones).

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

Adding to 32112122102020 its reverse (2020122121123), we get a palindrome (34132244223143).

The spelling of 32112122102020 in words is "thirty-two trillion, one hundred twelve billion, one hundred twenty-two million, one hundred two thousand, twenty".