32221214140 has 24 divisors (see below), whose sum is σ = 67676418432. Its totient is φ = 12886224960.

The previous prime is 32221214083. The next prime is 32221214143. The reversal of 32221214140 is 4141212223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32221214143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21964 + ... + 254803.

It is an arithmetic number, because the mean of its divisors is an integer number (2819850768).

Almost surely, 2^32221214140 is an apocalyptic number.

It is an amenable number.

32221214140 is an abundant number, since it is smaller than the sum of its proper divisors (35455204292).

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

32221214140 is a wasteful number, since it uses less digits than its factorization.

32221214140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282597 (or 282595 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 32221214140 its reverse (4141212223), we get a palindrome (36362426363).

The spelling of 32221214140 in words is "thirty-two billion, two hundred twenty-one million, two hundred fourteen thousand, one hundred forty".