10022222010221 has 4 divisors (see below), whose sum is σ = 10549707379200. Its totient is φ = 9494736641244.

The previous prime is 10022222010149. The next prime is 10022222010223. The reversal of 10022222010221 is 12201022222001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10022222010221 - 2²² = 10022217815917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10022222010221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022222010223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263742684461 + ... + 263742684498.

It is an arithmetic number, because the mean of its divisors is an integer number (2637426844800).

Almost surely, 2^{10022222010221} is an apocalyptic number.

It is an amenable number.

10022222010221 is a deficient number, since it is larger than the sum of its proper divisors (527485368979).

10022222010221 is an equidigital number, since it uses as much as digits as its factorization.

10022222010221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527485368978.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10022222010221 its reverse (12201022222001), we get a palindrome (22223244232222).

The spelling of 10022222010221 in words is "ten trillion, twenty-two billion, two hundred twenty-two million, ten thousand, two hundred twenty-one".