111221101132 has 6 divisors (see below), whose sum is σ = 194636926988. Its totient is φ = 55610550564.

The previous prime is 111221101093. The next prime is 111221101133. The reversal of 111221101132 is 231101122111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (111221101133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13902637638 + ... + 13902637645.

Almost surely, 2^111221101132 is an apocalyptic number.

It is an amenable number.

111221101132 is a deficient number, since it is larger than the sum of its proper divisors (83415825856).

111221101132 is a wasteful number, since it uses less digits than its factorization.

111221101132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27805275287 (or 27805275285 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 111221101132 its reverse (231101122111), we get a palindrome (342322223243).

The spelling of 111221101132 in words is "one hundred eleven billion, two hundred twenty-one million, one hundred one thousand, one hundred thirty-two".