220131251152 has 20 divisors (see below), whose sum is σ = 428011390240. Its totient is φ = 109676698848.

The previous prime is 220131251141. The next prime is 220131251173. The reversal of 220131251152 is 251152131022.

It is a happy number.

220131251152 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 24303252 + ... + 24312307.

It is an arithmetic number, because the mean of its divisors is an integer number (21400569512).

Almost surely, 2^220131251152 is an apocalyptic number.

It is an amenable number.

220131251152 is a deficient number, since it is larger than the sum of its proper divisors (207880139088).

220131251152 is a wasteful number, since it uses less digits than its factorization.

220131251152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48615850 (or 48615844 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 220131251152 its reverse (251152131022), we get a palindrome (471283382174).

The spelling of 220131251152 in words is "two hundred twenty billion, one hundred thirty-one million, two hundred fifty-one thousand, one hundred fifty-two".