10212222001999 has 2 divisors, whose sum is σ = 10212222002000. Its totient is φ = 10212222001998.

The previous prime is 10212222001909. The next prime is 10212222002009. The reversal of 10212222001999 is 99910022221201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10212222001999 - 2¹⁵ = 10212221969231 is a prime.

It is a super-2 number, since 2×10212222001999² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10212222001909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106111000999 + 5106111001000.

It is an arithmetic number, because the mean of its divisors is an integer number (5106111001000).

Almost surely, 2^{10212222001999} is an apocalyptic number.

10212222001999 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212222001999 is an equidigital number, since it uses as much as digits as its factorization.

10212222001999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 40.

The spelling of 10212222001999 in words is "ten trillion, two hundred twelve billion, two hundred twenty-two million, one thousand, nine hundred ninety-nine".