83261105100611 has 4 divisors (see below), whose sum is σ = 83261125425072. Its totient is φ = 83261084776152.

The previous prime is 83261105100587. The next prime is 83261105100643. The reversal of 83261105100611 is 11600150116238.

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 83261105100611 - 2¹⁰ = 83261105099587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83261105100011) 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, 1628735 + ... + 13006728.

It is an arithmetic number, because the mean of its divisors is an integer number (20815281356268).

Almost surely, 2^{83261105100611} is an apocalyptic number.

83261105100611 is a deficient number, since it is larger than the sum of its proper divisors (20324461).

83261105100611 is a wasteful number, since it uses less digits than its factorization.

83261105100611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20324460.

The product of its (nonzero) digits is 8640, while the sum is 35.

Adding to 83261105100611 its reverse (11600150116238), we get a palindrome (94861255216849).

The spelling of 83261105100611 in words is "eighty-three trillion, two hundred sixty-one billion, one hundred five million, one hundred thousand, six hundred eleven".