32220221010 has 16 divisors (see below), whose sum is σ = 77328530496. Its totient is φ = 8592058928.

The previous prime is 32220220973. The next prime is 32220221029. The reversal of 32220221010 is 1012202223.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 537003654 + ... + 537003713.

It is an arithmetic number, because the mean of its divisors is an integer number (4833033156).

Almost surely, 2^32220221010 is an apocalyptic number.

32220221010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

32220221010 is an abundant number, since it is smaller than the sum of its proper divisors (45108309486).

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

32220221010 is a wasteful number, since it uses less digits than its factorization.

32220221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074007377.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 32220221010 its reverse (1012202223), we get a palindrome (33232423233).

The spelling of 32220221010 in words is "thirty-two billion, two hundred twenty million, two hundred twenty-one thousand, ten".