1101131233332 has 72 divisors (see below), whose sum is σ = 2782950692256. Its totient is φ = 338711877504.

The previous prime is 1101131233291. The next prime is 1101131233333. The reversal of 1101131233332 is 2333321311011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101131233333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7116778 + ... + 7269854.

It is an arithmetic number, because the mean of its divisors is an integer number (38652092948).

Almost surely, 2^{1101131233332} is an apocalyptic number.

1101131233332 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 1101131233332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1391475346128).

1101131233332 is an abundant number, since it is smaller than the sum of its proper divisors (1681819458924).

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

1101131233332 is a wasteful number, since it uses less digits than its factorization.

1101131233332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156657 (or 156642 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1101131233332 its reverse (2333321311011), we get a palindrome (3434452544343).

The spelling of 1101131233332 in words is "one trillion, one hundred one billion, one hundred thirty-one million, two hundred thirty-three thousand, three hundred thirty-two".