1020120211113 has 8 divisors (see below), whose sum is σ = 1431747664800. Its totient is φ = 644286449088.

The previous prime is 1020120211093. The next prime is 1020120211127. The reversal of 1020120211113 is 3111120210201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1020120211113 - 2⁵ = 1020120211081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1020120211092 and 1020120211101.

It is not an unprimeable number, because it can be changed into a prime (1020120211133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8948422848 + ... + 8948422961.

It is an arithmetic number, because the mean of its divisors is an integer number (178968458100).

Almost surely, 2^{1020120211113} is an apocalyptic number.

It is an amenable number.

1020120211113 is a deficient number, since it is larger than the sum of its proper divisors (411627453687).

1020120211113 is a wasteful number, since it uses less digits than its factorization.

1020120211113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17896845831.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1020120211113 its reverse (3111120210201), we get a palindrome (4131240421314).

The spelling of 1020120211113 in words is "one trillion, twenty billion, one hundred twenty million, two hundred eleven thousand, one hundred thirteen".