212220210010 has 8 divisors (see below), whose sum is σ = 381996378036. Its totient is φ = 84888084000.

The previous prime is 212220209983. The next prime is 212220210023. The reversal of 212220210010 is 10012022212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 195994800369 + 16225409641 = 442713^2 + 127379^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10611010491 + ... + 10611010510.

Almost surely, 2^212220210010 is an apocalyptic number.

212220210010 is a deficient number, since it is larger than the sum of its proper divisors (169776168026).

212220210010 is a wasteful number, since it uses less digits than its factorization.

212220210010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21222021008.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 212220210010 its reverse (10012022212), we get a palindrome (222232232222).

The spelling of 212220210010 in words is "two hundred twelve billion, two hundred twenty million, two hundred ten thousand, ten".