22021202002005 has 12 divisors (see below), whose sum is σ = 38170083470220. Its totient is φ = 11744641067712.

The previous prime is 22021202001989. The next prime is 22021202002021. The reversal of 22021202002005 is 50020020212022.

22021202002005 is a `hidden beast` number, since 220 + 21 + 20 + 200 + 200 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (22021202001989) and next prime (22021202002021).

It can be written as a sum of positive squares in 2 ways, for example, as 2865331467441 + 19155870534564 = 1692729^2 + 4376742^2 .

It is not a de Polignac number, because 22021202002005 - 2⁴ = 22021202001989 is a prime.

It is a super-2 number, since 2×22021202002005² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 244680022200 + ... + 244680022289.

It is an arithmetic number, because the mean of its divisors is an integer number (3180840289185).

Almost surely, 2^{22021202002005} is an apocalyptic number.

It is an amenable number.

22021202002005 is a deficient number, since it is larger than the sum of its proper divisors (16148881468215).

22021202002005 is a wasteful number, since it uses less digits than its factorization.

22021202002005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489360044500 (or 489360044497 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

Adding to 22021202002005 its reverse (50020020212022), we get a palindrome (72041222214027).

The spelling of 22021202002005 in words is "twenty-two trillion, twenty-one billion, two hundred two million, two thousand, five".