2261416522111 has 2 divisors, whose sum is σ = 2261416522112. Its totient is φ = 2261416522110.

The previous prime is 2261416522081. The next prime is 2261416522129. The reversal of 2261416522111 is 1112256141622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2261416522111 - 2²¹ = 2261414424959 is a prime.

It is a super-2 number, since 2×2261416522111² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2261416529111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1130708261055 + 1130708261056.

It is an arithmetic number, because the mean of its divisors is an integer number (1130708261056).

Almost surely, 2^{2261416522111} is an apocalyptic number.

2261416522111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2261416522111 is an equidigital number, since it uses as much as digits as its factorization.

2261416522111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 34.

The spelling of 2261416522111 in words is "two trillion, two hundred sixty-one billion, four hundred sixteen million, five hundred twenty-two thousand, one hundred eleven".