10121111110320 has 80 divisors (see below), whose sum is σ = 35857650796800. Its totient is φ = 2313396824832.

The previous prime is 10121111110291. The next prime is 10121111110333. The reversal of 10121111110320 is 2301111112101.

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 (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10121111110320.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3012233770 + ... + 3012237129.

It is an arithmetic number, because the mean of its divisors is an integer number (448220634960).

Almost surely, 2^{10121111110320} is an apocalyptic number.

10121111110320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10121111110320 is an abundant number, since it is smaller than the sum of its proper divisors (25736539686480).

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

10121111110320 is a wasteful number, since it uses less digits than its factorization.

10121111110320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6024470922 (or 6024470916 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 10121111110320 its reverse (2301111112101), we get a palindrome (12422222222421).

The spelling of 10121111110320 in words is "ten trillion, one hundred twenty-one billion, one hundred eleven million, one hundred ten thousand, three hundred twenty".