10000122111111 has 64 divisors (see below), whose sum is σ = 14964300080640. Its totient is φ = 5888925120000.

The previous prime is 10000122111073. The next prime is 10000122111113. The reversal of 10000122111111 is 11111122100001.

It is not a de Polignac number, because 10000122111111 - 2²⁶ = 10000055002247 is a prime.

It is a super-2 number, since 2×10000122111111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000122111113) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 90012145 + ... + 90123173.

It is an arithmetic number, because the mean of its divisors is an integer number (233817188760).

Almost surely, 2^{10000122111111} is an apocalyptic number.

10000122111111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10000122111111 is a deficient number, since it is larger than the sum of its proper divisors (4964177969529).

10000122111111 is a wasteful number, since it uses less digits than its factorization.

10000122111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111648.

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

Adding to 10000122111111 its reverse (11111122100001), we get a palindrome (21111244211112).

The spelling of 10000122111111 in words is "ten trillion, one hundred twenty-two million, one hundred eleven thousand, one hundred eleven".