1101232011132 has 216 divisors, whose sum is σ = 3233022064272. Its totient is φ = 313380556800.

The previous prime is 1101232011109. The next prime is 1101232011133. The reversal of 1101232011132 is 2311102321011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101232011133) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 52748248 + ... + 52769120.

It is an arithmetic number, because the mean of its divisors is an integer number (14967694742).

Almost surely, 2^{1101232011132} is an apocalyptic number.

1101232011132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1101232011132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1616511032136).

1101232011132 is an abundant number, since it is smaller than the sum of its proper divisors (2131790053140).

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

1101232011132 is a wasteful number, since it uses less digits than its factorization.

1101232011132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21389 (or 21367 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1101232011132 its reverse (2311102321011), we get a palindrome (3412334332143).

The spelling of 1101232011132 in words is "one trillion, one hundred one billion, two hundred thirty-two million, eleven thousand, one hundred thirty-two".