1050221002639 has 2 divisors, whose sum is σ = 1050221002640. Its totient is φ = 1050221002638.

The previous prime is 1050221002627. The next prime is 1050221002661. The reversal of 1050221002639 is 9362001220501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1050221002639 - 2¹³ = 1050220994447 is a prime.

It is a super-3 number, since 3×1050221002639³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 1050221002639.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1050221002619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525110501319 + 525110501320.

It is an arithmetic number, because the mean of its divisors is an integer number (525110501320).

Almost surely, 2^{1050221002639} is an apocalyptic number.

1050221002639 is a deficient number, since it is larger than the sum of its proper divisors (1).

1050221002639 is an equidigital number, since it uses as much as digits as its factorization.

1050221002639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 31.

The spelling of 1050221002639 in words is "one trillion, fifty billion, two hundred twenty-one million, two thousand, six hundred thirty-nine".