10210001220111 has 96 divisors (see below), whose sum is σ = 18571701841920. Its totient is φ = 4917834129600.

The previous prime is 10210001220031. The next prime is 10210001220161. The reversal of 10210001220111 is 11102210001201.

It is not a de Polignac number, because 10210001220111 - 2¹¹ = 10210001218063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10210001220161) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2091385 + ... + 4979346.

It is an arithmetic number, because the mean of its divisors is an integer number (193455227520).

Almost surely, 2^{10210001220111} is an apocalyptic number.

10210001220111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10210001220111 is a deficient number, since it is larger than the sum of its proper divisors (8361700621809).

10210001220111 is a wasteful number, since it uses less digits than its factorization.

10210001220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7070825 (or 7070818 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10210001220111 its reverse (11102210001201), we get a palindrome (21312211221312).

The spelling of 10210001220111 in words is "ten trillion, two hundred ten billion, one million, two hundred twenty thousand, one hundred eleven".