220134431024 has 160 divisors (see below), whose sum is σ = 451906076160. Its totient is φ = 103783680000.

The previous prime is 220134430993. The next prime is 220134431057. The reversal of 220134431024 is 420134431022.

It is a junction number, because it is equal to n+sod(n) for n = 220134430984 and 220134431002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 665058539 + ... + 665058869.

It is an arithmetic number, because the mean of its divisors is an integer number (2824412976).

Almost surely, 2^220134431024 is an apocalyptic number.

It is an amenable number.

220134431024 is an abundant number, since it is smaller than the sum of its proper divisors (231771645136).

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

220134431024 is a wasteful number, since it uses less digits than its factorization.

220134431024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691 (or 685 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 220134431024 its reverse (420134431022), we get a palindrome (640268862046).

The spelling of 220134431024 in words is "two hundred twenty billion, one hundred thirty-four million, four hundred thirty-one thousand, twenty-four".