103212323311 has 4 divisors (see below), whose sum is σ = 103337127432. Its totient is φ = 103087519192.

The previous prime is 103212323297. The next prime is 103212323353. The reversal of 103212323311 is 113323212301.

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 103212323311 - 2¹³ = 103212315119 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 (103212323111) 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, 62400820 + ... + 62402473.

It is an arithmetic number, because the mean of its divisors is an integer number (25834281858).

Almost surely, 2^103212323311 is an apocalyptic number.

103212323311 is a deficient number, since it is larger than the sum of its proper divisors (124804121).

103212323311 is an equidigital number, since it uses as much as digits as its factorization.

103212323311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124804120.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 103212323311 its reverse (113323212301), we get a palindrome (216535535612).

The spelling of 103212323311 in words is "one hundred three billion, two hundred twelve million, three hundred twenty-three thousand, three hundred eleven".