401012000210123 has 2 divisors, whose sum is σ = 401012000210124. Its totient is φ = 401012000210122.

The previous prime is 401012000210021. The next prime is 401012000210167. The reversal of 401012000210123 is 321012000210104.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401012000210123 is a prime.

It is not a weakly prime, because it can be changed into another prime (401012000210323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200506000105061 + 200506000105062.

It is an arithmetic number, because the mean of its divisors is an integer number (200506000105062).

Almost surely, 2^{401012000210123} is an apocalyptic number.

401012000210123 is a deficient number, since it is larger than the sum of its proper divisors (1).

401012000210123 is an equidigital number, since it uses as much as digits as its factorization.

401012000210123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 401012000210123 its reverse (321012000210104), we get a palindrome (722024000420227).

The spelling of 401012000210123 in words is "four hundred one trillion, twelve billion, two hundred ten thousand, one hundred twenty-three".