10021201101111 has 16 divisors (see below), whose sum is σ = 14195923279200. Its totient is φ = 6276092393088.

The previous prime is 10021201101083. The next prime is 10021201101113. The reversal of 10021201101111 is 11110110212001.

It is not a de Polignac number, because 10021201101111 - 2¹⁰ = 10021201100087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021201101113) 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, 1556567316 + ... + 1556573753.

It is an arithmetic number, because the mean of its divisors is an integer number (887245204950).

Almost surely, 2^{10021201101111} is an apocalyptic number.

10021201101111 is a deficient number, since it is larger than the sum of its proper divisors (4174722178089).

10021201101111 is a wasteful number, since it uses less digits than its factorization.

10021201101111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3113141138.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 10021201101111 its reverse (11110110212001), we get a palindrome (21131311313112).

The spelling of 10021201101111 in words is "ten trillion, twenty-one billion, two hundred one million, one hundred one thousand, one hundred eleven".