1000212220022 has 4 divisors (see below), whose sum is σ = 1500318330036. Its totient is φ = 500106110010.

The previous prime is 1000212220009. The next prime is 1000212220043. The reversal of 1000212220022 is 2200222120001.

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

It is a junction number, because it is equal to n+sod(n) for n = 1000212219979 and 1000212220006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250053055004 + ... + 250053055007.

It is an arithmetic number, because the mean of its divisors is an integer number (375079582509).

Almost surely, 2^{1000212220022} is an apocalyptic number.

1000212220022 is a deficient number, since it is larger than the sum of its proper divisors (500106110014).

1000212220022 is an equidigital number, since it uses as much as digits as its factorization.

1000212220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500106110013.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1000212220022 its reverse (2200222120001), we get a palindrome (3200434340023).

The spelling of 1000212220022 in words is "one trillion, two hundred twelve million, two hundred twenty thousand, twenty-two".