21202200119 has 2 divisors, whose sum is σ = 21202200120. Its totient is φ = 21202200118.

The previous prime is 21202200091. The next prime is 21202200137. The reversal of 21202200119 is 91100220212.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21202200119 - 2¹² = 21202196023 is a prime.

It is a super-2 number, since 2×21202200119² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 21202200119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21202200139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10601100059 + 10601100060.

It is an arithmetic number, because the mean of its divisors is an integer number (10601100060).

Almost surely, 2^21202200119 is an apocalyptic number.

21202200119 is a deficient number, since it is larger than the sum of its proper divisors (1).

21202200119 is an equidigital number, since it uses as much as digits as its factorization.

21202200119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 21202200119 in words is "twenty-one billion, two hundred two million, two hundred thousand, one hundred nineteen".