6115661116101 has 32 divisors (see below), whose sum is σ = 9314577534720. Its totient is φ = 3962879163072.

The previous prime is 6115661116091. The next prime is 6115661116109. The reversal of 6115661116101 is 1016111665116.

It is a happy number.

6115661116101 is a `hidden beast` number, since 6 + 1 + 15 + 6 + 611 + 16 + 10 + 1 = 666.

It is not a de Polignac number, because 6115661116101 - 2⁵ = 6115661116069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6115661116109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2131810 + ... + 4095843.

It is an arithmetic number, because the mean of its divisors is an integer number (291080547960).

Almost surely, 2^{6115661116101} is an apocalyptic number.

It is an amenable number.

6115661116101 is a deficient number, since it is larger than the sum of its proper divisors (3198916418619).

6115661116101 is a wasteful number, since it uses less digits than its factorization.

6115661116101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6228682 (or 6228676 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 36.

The spelling of 6115661116101 in words is "six trillion, one hundred fifteen billion, six hundred sixty-one million, one hundred sixteen thousand, one hundred one".