401010101010105 has 16 divisors (see below), whose sum is σ = 641625928891584. Its totient is φ = 213868798113600.

The previous prime is 401010101010073. The next prime is 401010101010119. The reversal of 401010101010105 is 501010101010104.

It is not a de Polignac number, because 401010101010105 - 2⁵ = 401010101010073 is a prime.

It is a super-2 number, since 2×401010101010105² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202466539 + ... + 204437568.

It is an arithmetic number, because the mean of its divisors is an integer number (40101620555724).

Almost surely, 2^{401010101010105} is an apocalyptic number.

It is an amenable number.

401010101010105 is a deficient number, since it is larger than the sum of its proper divisors (240615827881479).

401010101010105 is a wasteful number, since it uses less digits than its factorization.

401010101010105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406969816.

The product of its (nonzero) digits is 20, while the sum is 15.

Adding to 401010101010105 its reverse (501010101010104), we get a palindrome (902020202020209).

Subtracting 401010101010105 from its reverse (501010101010104), we obtain a palindrome (99999999999999).

The spelling of 401010101010105 in words is "four hundred one trillion, ten billion, one hundred one million, ten thousand, one hundred five".