1101211232 has 48 divisors (see below), whose sum is σ = 2371194000. Its totient is φ = 499261440.

The previous prime is 1101211231. The next prime is 1101211249. The reversal of 1101211232 is 2321121011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101211231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140144 + ... + 147792.

It is an arithmetic number, because the mean of its divisors is an integer number (49399875).

Almost surely, 2^1101211232 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 1101211232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1185597000).

1101211232 is an abundant number, since it is smaller than the sum of its proper divisors (1269982768).

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

1101211232 is a wasteful number, since it uses less digits than its factorization.

1101211232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8079 (or 8071 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1101211232 is about 33184.5028891499. The cubic root of 1101211232 is about 1032.6588645679.

Adding to 1101211232 its reverse (2321121011), we get a palindrome (3422332243).

The spelling of 1101211232 in words is "one billion, one hundred one million, two hundred eleven thousand, two hundred thirty-two".