123212131030106 has 8 divisors (see below), whose sum is σ = 192853770308064. Its totient is φ = 58927540927420.

The previous prime is 123212131030103. The next prime is 123212131030111. The reversal of 123212131030106 is 601030131212321.

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

It is not an unprimeable number, because it can be changed into a prime (123212131030103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1339262293760 + ... + 1339262293851.

It is an arithmetic number, because the mean of its divisors is an integer number (24106721288508).

Almost surely, 2^{123212131030106} is an apocalyptic number.

123212131030106 is a deficient number, since it is larger than the sum of its proper divisors (69641639277958).

123212131030106 is a wasteful number, since it uses less digits than its factorization.

123212131030106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2678524587636.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 123212131030106 its reverse (601030131212321), we get a palindrome (724242262242427).

The spelling of 123212131030106 in words is "one hundred twenty-three trillion, two hundred twelve billion, one hundred thirty-one million, thirty thousand, one hundred six".