11110103103121 has 16 divisors (see below), whose sum is σ = 12245330684160. Its totient is φ = 9995749793280.

The previous prime is 11110103103041. The next prime is 11110103103137. The reversal of 11110103103121 is 12130130101111.

It is a cyclic number.

It is not a de Polignac number, because 11110103103121 - 2⁷ = 11110103102993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11110103103095 and 11110103103104.

It is not an unprimeable number, because it can be changed into a prime (11110103103521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67060375 + ... + 67225843.

It is an arithmetic number, because the mean of its divisors is an integer number (765333167760).

Almost surely, 2^{11110103103121} is an apocalyptic number.

11110103103121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11110103103121 is a deficient number, since it is larger than the sum of its proper divisors (1135227581039).

11110103103121 is a wasteful number, since it uses less digits than its factorization.

11110103103121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228504.

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 11110103103121 its reverse (12130130101111), we get a palindrome (23240233204232).

The spelling of 11110103103121 in words is "eleven trillion, one hundred ten billion, one hundred three million, one hundred three thousand, one hundred twenty-one".