5020120211111 has 4 divisors (see below), whose sum is σ = 5027579528592. Its totient is φ = 5012660893632.

The previous prime is 5020120211107. The next prime is 5020120211137. The reversal of 5020120211111 is 1111120210205.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5020120211111 - 2² = 5020120211107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5020120211111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5020120211411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3729657731 + ... + 3729659076.

It is an arithmetic number, because the mean of its divisors is an integer number (1256894882148).

Almost surely, 2^{5020120211111} is an apocalyptic number.

5020120211111 is a deficient number, since it is larger than the sum of its proper divisors (7459317481).

5020120211111 is an equidigital number, since it uses as much as digits as its factorization.

5020120211111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7459317480.

The product of its (nonzero) digits is 40, while the sum is 17.

Adding to 5020120211111 its reverse (1111120210205), we get a palindrome (6131240421316).

The spelling of 5020120211111 in words is "five trillion, twenty billion, one hundred twenty million, two hundred eleven thousand, one hundred eleven".