103312111111331 has 8 divisors (see below), whose sum is σ = 105380117520384. Its totient is φ = 101263706659080.

The previous prime is 103312111111289. The next prime is 103312111111373. The reversal of 103312111111331 is 133111111213301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (103312111111289) and next prime (103312111111373).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 103312111111331 - 2¹⁸ = 103312110849187 is a prime.

It is a super-2 number, since 2×103312111111331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103312111111297 and 103312111111306.

It is not an unprimeable number, because it can be changed into a prime (103312111110331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4900478555 + ... + 4900499636.

It is an arithmetic number, because the mean of its divisors is an integer number (13172514690048).

Almost surely, 2^{103312111111331} is an apocalyptic number.

103312111111331 is a deficient number, since it is larger than the sum of its proper divisors (2068006409053).

103312111111331 is an equidigital number, since it uses as much as digits as its factorization.

103312111111331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9800978401.

The product of its (nonzero) digits is 162, while the sum is 23.

Adding to 103312111111331 its reverse (133111111213301), we get a palindrome (236423222324632).

The spelling of 103312111111331 in words is "one hundred three trillion, three hundred twelve billion, one hundred eleven million, one hundred eleven thousand, three hundred thirty-one".