10000120201111 has 4 divisors (see below), whose sum is σ = 10120603577112. Its totient is φ = 9879636825112.

The previous prime is 10000120201103. The next prime is 10000120201121. The reversal of 10000120201111 is 11110202100001.

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 10000120201111 - 2³ = 10000120201103 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 (10000120201121) 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, 60241687876 + ... + 60241688041.

It is an arithmetic number, because the mean of its divisors is an integer number (2530150894278).

Almost surely, 2^{10000120201111} is an apocalyptic number.

10000120201111 is a deficient number, since it is larger than the sum of its proper divisors (120483376001).

10000120201111 is an equidigital number, since it uses as much as digits as its factorization.

10000120201111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120483376000.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10000120201111 its reverse (11110202100001), we get a palindrome (21110322301112).

The spelling of 10000120201111 in words is "ten trillion, one hundred twenty million, two hundred one thousand, one hundred eleven".