2221011040387 has 2 divisors, whose sum is σ = 2221011040388. Its totient is φ = 2221011040386.

The previous prime is 2221011040373. The next prime is 2221011040399. The reversal of 2221011040387 is 7830401101222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2221011040387 - 2²³ = 2221002651779 is a prime.

It is not a weakly prime, because it can be changed into another prime (2221011040337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110505520193 + 1110505520194.

It is an arithmetic number, because the mean of its divisors is an integer number (1110505520194).

Almost surely, 2^{2221011040387} is an apocalyptic number.

2221011040387 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221011040387 is an equidigital number, since it uses as much as digits as its factorization.

2221011040387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 31.

The spelling of 2221011040387 in words is "two trillion, two hundred twenty-one billion, eleven million, forty thousand, three hundred eighty-seven".