13042211012305 has 8 divisors (see below), whose sum is σ = 15651291304872. Its totient is φ = 10433343416448.

The previous prime is 13042211012287. The next prime is 13042211012321. The reversal of 13042211012305 is 50321011224031.

It can be written as a sum of positive squares in 4 ways, for example, as 920386959424 + 12121824052881 = 959368^2 + 3481641^2 .

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 13042211012305 - 2⁵ = 13042211012273 is a prime.

It is a super-2 number, since 2×13042211012305² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13042211012305.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53039244 + ... + 53284573.

It is an arithmetic number, because the mean of its divisors is an integer number (1956411413109).

Almost surely, 2^{13042211012305} is an apocalyptic number.

It is an amenable number.

13042211012305 is a deficient number, since it is larger than the sum of its proper divisors (2609080292567).

13042211012305 is a wasteful number, since it uses less digits than its factorization.

13042211012305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106348355.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 13042211012305 its reverse (50321011224031), we get a palindrome (63363222236336).

The spelling of 13042211012305 in words is "thirteen trillion, forty-two billion, two hundred eleven million, twelve thousand, three hundred five".