103211000123 has 8 divisors (see below), whose sum is σ = 128678649600. Its totient is φ = 80424155880.

The previous prime is 103211000071. The next prime is 103211000143. The reversal of 103211000123 is 321000112301.

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 103211000123 - 2⁶ = 103211000059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103211000098 and 103211000107.

It is not an unprimeable number, because it can be changed into a prime (103211000143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 670201223 + ... + 670201376.

It is an arithmetic number, because the mean of its divisors is an integer number (16084831200).

Almost surely, 2^103211000123 is an apocalyptic number.

103211000123 is a deficient number, since it is larger than the sum of its proper divisors (25467649477).

103211000123 is a wasteful number, since it uses less digits than its factorization.

103211000123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340402617.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 103211000123 its reverse (321000112301), we get a palindrome (424211112424).

The spelling of 103211000123 in words is "one hundred three billion, two hundred eleven million, one hundred twenty-three", and thus it is an aban number.