111132201000 has 128 divisors (see below), whose sum is σ = 356103970560. Its totient is φ = 28834272000.

The previous prime is 111132200923. The next prime is 111132201001. The reversal of 111132201000 is 102231111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (111132201001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 389596 + ... + 611595.

It is an arithmetic number, because the mean of its divisors is an integer number (2782062270).

Almost surely, 2^111132201000 is an apocalyptic number.

111132201000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111132201000 is an abundant number, since it is smaller than the sum of its proper divisors (244971769560).

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

111132201000 is a wasteful number, since it uses less digits than its factorization.

111132201000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001252 (or 1001238 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 111132201000 its reverse (102231111), we get a palindrome (111234432111).

The spelling of 111132201000 in words is "one hundred eleven billion, one hundred thirty-two million, two hundred one thousand".