32222221321020 has 48 divisors (see below), whose sum is σ = 90762472539648. Its totient is φ = 8541139700800.

The previous prime is 32222221321009. The next prime is 32222221321049. The reversal of 32222221321020 is 2012312222223.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1607885256 + ... + 1607905295.

It is an arithmetic number, because the mean of its divisors is an integer number (1890884844576).

Almost surely, 2^{32222221321020} is an apocalyptic number.

32222221321020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32222221321020 is an abundant number, since it is smaller than the sum of its proper divisors (58540251218628).

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

32222221321020 is a wasteful number, since it uses less digits than its factorization.

32222221321020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3215790730 (or 3215790728 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 32222221321020 its reverse (2012312222223), we get a palindrome (34234533543243).

The spelling of 32222221321020 in words is "thirty-two trillion, two hundred twenty-two billion, two hundred twenty-one million, three hundred twenty-one thousand, twenty".