111020132121234 has 48 divisors (see below), whose sum is σ = 271886037861600. Its totient is φ = 30050562076416.

The previous prime is 111020132121209. The next prime is 111020132121247. The reversal of 111020132121234 is 432121231020111.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9937349599 + ... + 9937360770.

It is an arithmetic number, because the mean of its divisors is an integer number (5664292455450).

Almost surely, 2^{111020132121234} is an apocalyptic number.

111020132121234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

111020132121234 is an abundant number, since it is smaller than the sum of its proper divisors (160865905740366).

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

111020132121234 is a wasteful number, since it uses less digits than its factorization.

111020132121234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19874710407 (or 19874710400 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 111020132121234 its reverse (432121231020111), we get a palindrome (543141363141345).

The spelling of 111020132121234 in words is "one hundred eleven trillion, twenty billion, one hundred thirty-two million, one hundred twenty-one thousand, two hundred thirty-four".