401210310023 has 4 divisors (see below), whose sum is σ = 401585624760. Its totient is φ = 400834995288.

The previous prime is 401210310019. The next prime is 401210310037. The reversal of 401210310023 is 320013012104.

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 401210310023 - 2² = 401210310019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 401210309983 and 401210310010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401210310043) 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, 187655765 + ... + 187657902.

It is an arithmetic number, because the mean of its divisors is an integer number (100396406190).

Almost surely, 2^401210310023 is an apocalyptic number.

401210310023 is a deficient number, since it is larger than the sum of its proper divisors (375314737).

401210310023 is a wasteful number, since it uses less digits than its factorization.

401210310023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375314736.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 401210310023 its reverse (320013012104), we get a palindrome (721223322127).

The spelling of 401210310023 in words is "four hundred one billion, two hundred ten million, three hundred ten thousand, twenty-three".