1101231032 has 192 divisors, whose sum is σ = 2625955200. Its totient is φ = 427714560.

The previous prime is 1101231031. The next prime is 1101231067. The reversal of 1101231032 is 2301321011.

It is a junction number, because it is equal to n+sod(n) for n = 1101230998 and 1101231016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101231031) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20777918 + ... + 20777970.

It is an arithmetic number, because the mean of its divisors is an integer number (13676850).

Almost surely, 2^1101231032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1101231032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1312977600).

1101231032 is an abundant number, since it is smaller than the sum of its proper divisors (1524724168).

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

1101231032 is a wasteful number, since it uses less digits than its factorization.

1101231032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1101231032 is about 33184.8012198356. The cubic root of 1101231032 is about 1032.6650536690.

Adding to 1101231032 its reverse (2301321011), we get a palindrome (3402552043).

The spelling of 1101231032 in words is "one billion, one hundred one million, two hundred thirty-one thousand, thirty-two".