401232141232105 has 4 divisors (see below), whose sum is σ = 481478569478532. Its totient is φ = 320985712985680.

The previous prime is 401232141232099. The next prime is 401232141232123. The reversal of 401232141232105 is 501232141232104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 219033221652441 + 182198919579664 = 14799771^2 + 13498108^2 .

It is not a de Polignac number, because 401232141232105 - 2⁵ = 401232141232073 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40123214123206 + ... + 40123214123215.

It is an arithmetic number, because the mean of its divisors is an integer number (120369642369633).

Almost surely, 2^{401232141232105} is an apocalyptic number.

It is an amenable number.

401232141232105 is a deficient number, since it is larger than the sum of its proper divisors (80246428246427).

401232141232105 is an equidigital number, since it uses as much as digits as its factorization.

401232141232105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80246428246426.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 401232141232105 its reverse (501232141232104), we get a palindrome (902464282464209).

Subtracting 401232141232105 from its reverse (501232141232104), we obtain a palindrome (99999999999999).

The spelling of 401232141232105 in words is "four hundred one trillion, two hundred thirty-two billion, one hundred forty-one million, two hundred thirty-two thousand, one hundred five".