11111010038 has 16 divisors (see below), whose sum is σ = 17560944240.
Its totient is φ = 5257936800.
The previous prime is 11111010037. The next prime is 11111010061. The reversal of 11111010038 is 83001011111.
It is a happy number.
11111010038 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×111110100382 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 11111009998 and 11111010025.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11111010037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104393 + ... + 181988.
It is an arithmetic number, because the mean of its divisors is an integer number (1097559015).
Almost surely, 211111010038 is an apocalyptic number.
11111010038 is a deficient number, since it is larger than the sum of its proper divisors (6449934202).
11111010038 is a wasteful number, since it uses less digits than its factorization.
11111010038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287423.
The product of its (nonzero) digits is 24, while the sum is 17.
Adding to 11111010038 its reverse (83001011111), we get a palindrome (94112021149).
The spelling of 11111010038 in words is "eleven billion, one hundred eleven million, ten thousand, thirty-eight".