1101001430320 has 80 divisors (see below), whose sum is σ = 2793336527520. Its totient is φ = 400249958400.

The previous prime is 1101001430317. The next prime is 1101001430339. The reversal of 1101001430320 is 230341001011.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1101001430294 and 1101001430303.

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, 2939416 + ... + 3292744.

It is an arithmetic number, because the mean of its divisors is an integer number (34916706594).

Almost surely, 2^{1101001430320} is an apocalyptic number.

1101001430320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101001430320 is an abundant number, since it is smaller than the sum of its proper divisors (1692335097200).

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

1101001430320 is a wasteful number, since it uses less digits than its factorization.

1101001430320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356894 (or 356888 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1101001430320 its reverse (230341001011), we get a palindrome (1331342431331).

The spelling of 1101001430320 in words is "one trillion, one hundred one billion, one million, four hundred thirty thousand, three hundred twenty".