1001010220222 has 4 divisors (see below), whose sum is σ = 1501515330336. Its totient is φ = 500505110110.

The previous prime is 1001010220213. The next prime is 1001010220237. The reversal of 1001010220222 is 2220220101001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250252555054 + ... + 250252555057.

It is an arithmetic number, because the mean of its divisors is an integer number (375378832584).

Almost surely, 2^{1001010220222} is an apocalyptic number.

1001010220222 is a deficient number, since it is larger than the sum of its proper divisors (500505110114).

1001010220222 is an equidigital number, since it uses as much as digits as its factorization.

1001010220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500505110113.

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

Adding to 1001010220222 its reverse (2220220101001), we get a palindrome (3221230321223).

The spelling of 1001010220222 in words is "one trillion, one billion, ten million, two hundred twenty thousand, two hundred twenty-two".