22200210021 has 8 divisors (see below), whose sum is σ = 32291214624. Its totient is φ = 13454672720.

The previous prime is 22200210013. The next prime is 22200210023. The reversal of 22200210021 is 12001200222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22200210021 - 2³ = 22200210013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22200209979 and 22200210006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200210023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336366786 + ... + 336366851.

It is an arithmetic number, because the mean of its divisors is an integer number (4036401828).

Almost surely, 2^22200210021 is an apocalyptic number.

It is an amenable number.

22200210021 is a deficient number, since it is larger than the sum of its proper divisors (10091004603).

22200210021 is a wasteful number, since it uses less digits than its factorization.

22200210021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672733651.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22200210021 its reverse (12001200222), we get a palindrome (34201410243).

It can be divided in two parts, 22200 and 210021, that added together give a triangular number (232221 = T₆₈₁).

The spelling of 22200210021 in words is "twenty-two billion, two hundred million, two hundred ten thousand, twenty-one".