1101132321102 has 96 divisors (see below), whose sum is σ = 2706376963680. Its totient is φ = 320500776960.

The previous prime is 1101132321031. The next prime is 1101132321137. The reversal of 1101132321102 is 2011232311011.

1101132321102 is a `hidden beast` number, since 110 + 1 + 132 + 321 + 102 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 611398 + ... + 1605014.

It is an arithmetic number, because the mean of its divisors is an integer number (28191426705).

Almost surely, 2^{1101132321102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1101132321102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1353188481840).

1101132321102 is an abundant number, since it is smaller than the sum of its proper divisors (1605244642578).

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

1101132321102 is a wasteful number, since it uses less digits than its factorization.

1101132321102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993858 (or 993855 counting only the distinct ones).

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

Adding to 1101132321102 its reverse (2011232311011), we get a palindrome (3112364632113).

The spelling of 1101132321102 in words is "one trillion, one hundred one billion, one hundred thirty-two million, three hundred twenty-one thousand, one hundred two".