10021321222 has 8 divisors (see below), whose sum is σ = 16398525672. Its totient is φ = 4555146000.

The previous prime is 10021321217. The next prime is 10021321231. The reversal of 10021321222 is 22212312001.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 10021321196 and 10021321205.

It is a congruent number.

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, 227757279 + ... + 227757322.

It is an arithmetic number, because the mean of its divisors is an integer number (2049815709).

Almost surely, 2^10021321222 is an apocalyptic number.

10021321222 is a deficient number, since it is larger than the sum of its proper divisors (6377204450).

10021321222 is a wasteful number, since it uses less digits than its factorization.

10021321222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455514614.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 10021321222 its reverse (22212312001), we get a palindrome (32233633223).

The spelling of 10021321222 in words is "ten billion, twenty-one million, three hundred twenty-one thousand, two hundred twenty-two".