10103011121111 has 4 divisors (see below), whose sum is σ = 10274248597800. Its totient is φ = 9931773644424.

The previous prime is 10103011121057. The next prime is 10103011121149. The reversal of 10103011121111 is 11112111030101.

10103011121111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 10103011121111 - 2²⁶ = 10102944012247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10103011121171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85618738256 + ... + 85618738373.

It is an arithmetic number, because the mean of its divisors is an integer number (2568562149450).

Almost surely, 2^{10103011121111} is an apocalyptic number.

10103011121111 is a deficient number, since it is larger than the sum of its proper divisors (171237476689).

10103011121111 is an equidigital number, since it uses as much as digits as its factorization.

10103011121111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171237476688.

The product of its (nonzero) digits is 6, while the sum is 14.

Adding to 10103011121111 its reverse (11112111030101), we get a palindrome (21215122151212).

The spelling of 10103011121111 in words is "ten trillion, one hundred three billion, eleven million, one hundred twenty-one thousand, one hundred eleven".