10111122101238 has 16 divisors (see below), whose sum is σ = 20251091920176. Its totient is φ = 3365566080800.

The previous prime is 10111122101237. The next prime is 10111122101239. The reversal of 10111122101238 is 83210122111101.

It is an interprime number because it is at equal distance from previous prime (10111122101237) and next prime (10111122101239).

It is a super-2 number, since 2×10111122101238² (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 (10111122101237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1201983681 + ... + 1201992092.

It is an arithmetic number, because the mean of its divisors is an integer number (1265693245011).

Almost surely, 2^{10111122101238} is an apocalyptic number.

10111122101238 is an abundant number, since it is smaller than the sum of its proper divisors (10139969818938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10111122101238 is a wasteful number, since it uses less digits than its factorization.

10111122101238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403976479.

The product of its (nonzero) digits is 192, while the sum is 24.

Adding to 10111122101238 its reverse (83210122111101), we get a palindrome (93321244212339).

The spelling of 10111122101238 in words is "ten trillion, one hundred eleven billion, one hundred twenty-two million, one hundred one thousand, two hundred thirty-eight".