103011331322111 has 4 divisors (see below), whose sum is σ = 106334277493824. Its totient is φ = 99688385150400.

The previous prime is 103011331322077. The next prime is 103011331322143. The reversal of 103011331322111 is 111223133110301.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103011331322111 is a prime.

It is a super-2 number, since 2×103011331322111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103011331022111) 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, 1661473085810 + ... + 1661473085871.

It is an arithmetic number, because the mean of its divisors is an integer number (26583569373456).

Almost surely, 2^{103011331322111} is an apocalyptic number.

103011331322111 is a deficient number, since it is larger than the sum of its proper divisors (3322946171713).

103011331322111 is an equidigital number, since it uses as much as digits as its factorization.

103011331322111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3322946171712.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 103011331322111 its reverse (111223133110301), we get a palindrome (214234464432412).

The spelling of 103011331322111 in words is "one hundred three trillion, eleven billion, three hundred thirty-one million, three hundred twenty-two thousand, one hundred eleven".