220134111312 has 80 divisors (see below), whose sum is σ = 596476323072. Its totient is φ = 69875781120.

The previous prime is 220134111287. The next prime is 220134111313. The reversal of 220134111312 is 213111431022.

It is a super-2 number, since 2×220134111312² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220134111313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1235139 + ... + 1402082.

Almost surely, 2^220134111312 is an apocalyptic number.

It is an amenable number.

220134111312 is an abundant number, since it is smaller than the sum of its proper divisors (376342211760).

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

220134111312 is a wasteful number, since it uses less digits than its factorization.

220134111312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2637316 (or 2637310 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 220134111312 its reverse (213111431022), we get a palindrome (433245542334).

The spelling of 220134111312 in words is "two hundred twenty billion, one hundred thirty-four million, one hundred eleven thousand, three hundred twelve".