1000212211122 has 8 divisors (see below), whose sum is σ = 2000424422256. Its totient is φ = 333404070372.

The previous prime is 1000212211067. The next prime is 1000212211127. The reversal of 1000212211122 is 2211122120001.

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

1000212211122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1000212211127) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 83351017588 + ... + 83351017599.

It is an arithmetic number, because the mean of its divisors is an integer number (250053052782).

Almost surely, 2^{1000212211122} is an apocalyptic number.

1000212211122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000212211122 is a wasteful number, since it uses less digits than its factorization.

1000212211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166702035192.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1000212211122 its reverse (2211122120001), we get a palindrome (3211334331123).

The spelling of 1000212211122 in words is "one trillion, two hundred twelve million, two hundred eleven thousand, one hundred twenty-two".