10111310042 has 4 divisors (see below), whose sum is σ = 15166965066. Its totient is φ = 5055655020.

The previous prime is 10111310029. The next prime is 10111310057. The reversal of 10111310042 is 24001311101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9354564961 + 756745081 = 96719^2 + 27509^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10111309999 and 10111310026.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527827509 + ... + 2527827512.

Almost surely, 2^10111310042 is an apocalyptic number.

10111310042 is a deficient number, since it is larger than the sum of its proper divisors (5055655024).

10111310042 is an equidigital number, since it uses as much as digits as its factorization.

10111310042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5055655023.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 10111310042 its reverse (24001311101), we get a palindrome (34112621143).

The spelling of 10111310042 in words is "ten billion, one hundred eleven million, three hundred ten thousand, forty-two".