1011111201110 has 16 divisors (see below), whose sum is σ = 1899130604256. Its totient is φ = 386859937728.

The previous prime is 1011111201073. The next prime is 1011111201193. The reversal of 1011111201110 is 111021111101.

It is a happy number.

It is a super-2 number, since 2×1011111201110² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1011111201091 and 1011111201100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2198067599 + ... + 2198068058.

It is an arithmetic number, because the mean of its divisors is an integer number (118695662766).

Almost surely, 2^{1011111201110} is an apocalyptic number.

1011111201110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011111201110 is a deficient number, since it is larger than the sum of its proper divisors (888019403146).

1011111201110 is a wasteful number, since it uses less digits than its factorization.

1011111201110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4396135687.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 1011111201110 its reverse (111021111101), we get a palindrome (1122132312211).

Subtracting from 1011111201110 its reverse (111021111101), we obtain a palindrome (900090090009).

The spelling of 1011111201110 in words is "one trillion, eleven billion, one hundred eleven million, two hundred one thousand, one hundred ten".