6111506566101 has 24 divisors (see below), whose sum is σ = 8602710098976. Its totient is φ = 3858606426400.

The previous prime is 6111506566093. The next prime is 6111506566129. The reversal of 6111506566101 is 1016656051116.

6111506566101 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6111506566101 - 2³ = 6111506566093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6111506566101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6111506566181) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18903975 + ... + 19224548.

It is an arithmetic number, because the mean of its divisors is an integer number (358446254124).

Almost surely, 2^{6111506566101} is an apocalyptic number.

It is an amenable number.

6111506566101 is a deficient number, since it is larger than the sum of its proper divisors (2491203532875).

6111506566101 is a wasteful number, since it uses less digits than its factorization.

6111506566101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38128673 (or 38128650 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 39.

The spelling of 6111506566101 in words is "six trillion, one hundred eleven billion, five hundred six million, five hundred sixty-six thousand, one hundred one".