401124012123 has 8 divisors (see below), whose sum is σ = 553274499600. Its totient is φ = 258194766368.

The previous prime is 401124012073. The next prime is 401124012127. The reversal of 401124012123 is 321210421104.

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 401124012123 - 2¹² = 401124008027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 401124012123.

It is not an unprimeable number, because it can be changed into a prime (401124012127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2305310328 + ... + 2305310501.

It is an arithmetic number, because the mean of its divisors is an integer number (69159312450).

Almost surely, 2^401124012123 is an apocalyptic number.

401124012123 is a deficient number, since it is larger than the sum of its proper divisors (152150487477).

401124012123 is a wasteful number, since it uses less digits than its factorization.

401124012123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4610620861.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 401124012123 its reverse (321210421104), we get a palindrome (722334433227).

The spelling of 401124012123 in words is "four hundred one billion, one hundred twenty-four million, twelve thousand, one hundred twenty-three".