1101321055320 has 64 divisors (see below), whose sum is σ = 3341086380000. Its totient is φ = 290385773568.

The previous prime is 1101321055271. The next prime is 1101321055339. The reversal of 1101321055320 is 235501231011.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51549295 + ... + 51570654.

Almost surely, 2^{1101321055320} is an apocalyptic number.

1101321055320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101321055320 is an abundant number, since it is smaller than the sum of its proper divisors (2239765324680).

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

1101321055320 is a wasteful number, since it uses less digits than its factorization.

1101321055320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103120052 (or 103120048 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

Adding to 1101321055320 its reverse (235501231011), we get a palindrome (1336822286331).

The spelling of 1101321055320 in words is "one trillion, one hundred one billion, three hundred twenty-one million, fifty-five thousand, three hundred twenty".