10212011112111 has 16 divisors (see below), whose sum is σ = 13707728506368. Its totient is φ = 6762289736000.

The previous prime is 10212011112101. The next prime is 10212011112137. The reversal of 10212011112111 is 11121111021201.

It is a cyclic number.

It is not a de Polignac number, because 10212011112111 - 2¹⁰ = 10212011111087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212011112101) 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, 17102790 + ... + 17689811.

It is an arithmetic number, because the mean of its divisors is an integer number (856733031648).

Almost surely, 2^{10212011112111} is an apocalyptic number.

10212011112111 is a deficient number, since it is larger than the sum of its proper divisors (3495717394257).

10212011112111 is a wasteful number, since it uses less digits than its factorization.

10212011112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34793262.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 10212011112111 its reverse (11121111021201), we get a palindrome (21333122133312).

It can be divided in two parts, 1021201 and 1112111, that multiplied together give a palindrome (1135688865311).

The spelling of 10212011112111 in words is "ten trillion, two hundred twelve billion, eleven million, one hundred twelve thousand, one hundred eleven".