220221232132 has 12 divisors (see below), whose sum is σ = 420422352336. Its totient is φ = 100100560040.

The previous prime is 220221232109. The next prime is 220221232201. The reversal of 220221232132 is 231232122022.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2502513958 + ... + 2502514045.

It is an arithmetic number, because the mean of its divisors is an integer number (35035196028).

Almost surely, 2^220221232132 is an apocalyptic number.

220221232132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220221232132 is a deficient number, since it is larger than the sum of its proper divisors (200201120204).

220221232132 is a wasteful number, since it uses less digits than its factorization.

220221232132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5005028018 (or 5005028016 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 220221232132 its reverse (231232122022), we get a palindrome (451453354154).

The spelling of 220221232132 in words is "two hundred twenty billion, two hundred twenty-one million, two hundred thirty-two thousand, one hundred thirty-two".