10200111011 has 4 divisors (see below), whose sum is σ = 10202660592. Its totient is φ = 10197561432.

The previous prime is 10200111007. The next prime is 10200111013. The reversal of 10200111011 is 11011100201.

It is a happy number.

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 10200111011 - 2² = 10200111007 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 10200111011.

It is not an unprimeable number, because it can be changed into a prime (10200111013) 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, 1268780 + ... + 1276793.

It is an arithmetic number, because the mean of its divisors is an integer number (2550665148).

Almost surely, 2^10200111011 is an apocalyptic number.

10200111011 is a deficient number, since it is larger than the sum of its proper divisors (2549581).

10200111011 is an equidigital number, since it uses as much as digits as its factorization.

10200111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2549580.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 10200111011 its reverse (11011100201), we get a palindrome (21211211212).

The spelling of 10200111011 in words is "ten billion, two hundred million, one hundred eleven thousand, eleven".