10202110121111 has 16 divisors (see below), whose sum is σ = 10865425017600. Its totient is φ = 9551545363008.

The previous prime is 10202110121059. The next prime is 10202110121129. The reversal of 10202110121111 is 11112101120201.

10202110121111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10202110121111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10202110121711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1642886 + ... + 4806588.

It is an arithmetic number, because the mean of its divisors is an integer number (679089063600).

Almost surely, 2^{10202110121111} is an apocalyptic number.

10202110121111 is a deficient number, since it is larger than the sum of its proper divisors (663314896489).

10202110121111 is a wasteful number, since it uses less digits than its factorization.

10202110121111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3165718.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 10202110121111 its reverse (11112101120201), we get a palindrome (21314211241312).

The spelling of 10202110121111 in words is "ten trillion, two hundred two billion, one hundred ten million, one hundred twenty-one thousand, one hundred eleven".