20116761620111 has 16 divisors (see below), whose sum is σ = 22252140151584. Its totient is φ = 18065482856064.

The previous prime is 20116761620057. The next prime is 20116761620113. The reversal of 20116761620111 is 11102616761102.

It is a cyclic number.

It is not a de Polignac number, because 20116761620111 - 2⁶ = 20116761620047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20116761620113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2171861 + ... + 6704513.

It is an arithmetic number, because the mean of its divisors is an integer number (1390758759474).

Almost surely, 2^{20116761620111} is an apocalyptic number.

20116761620111 is a deficient number, since it is larger than the sum of its proper divisors (2135378531473).

20116761620111 is a wasteful number, since it uses less digits than its factorization.

20116761620111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4541930.

The product of its (nonzero) digits is 6048, while the sum is 35.

The spelling of 20116761620111 in words is "twenty trillion, one hundred sixteen billion, seven hundred sixty-one million, six hundred twenty thousand, one hundred eleven".