2061504016111 has 2 divisors, whose sum is σ = 2061504016112. Its totient is φ = 2061504016110.

The previous prime is 2061504016069. The next prime is 2061504016133. The reversal of 2061504016111 is 1116104051602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2061504016111 - 2²⁵ = 2061470461679 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2061504016111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2061504016151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030752008055 + 1030752008056.

It is an arithmetic number, because the mean of its divisors is an integer number (1030752008056).

Almost surely, 2^{2061504016111} is an apocalyptic number.

2061504016111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2061504016111 is an equidigital number, since it uses as much as digits as its factorization.

2061504016111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 28.

Adding to 2061504016111 its reverse (1116104051602), we get a palindrome (3177608067713).

The spelling of 2061504016111 in words is "two trillion, sixty-one billion, five hundred four million, sixteen thousand, one hundred eleven".