1002120211122 has 8 divisors (see below), whose sum is σ = 2004240422256. Its totient is φ = 334040070372.

The previous prime is 1002120211111. The next prime is 1002120211199. The reversal of 1002120211122 is 2211120212001.

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

1002120211122 is an admirable 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 in 3 ways as a sum of consecutive naturals, for example, 83510017588 + ... + 83510017599.

It is an arithmetic number, because the mean of its divisors is an integer number (250530052782).

Almost surely, 2^{1002120211122} is an apocalyptic number.

1002120211122 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.

1002120211122 is a wasteful number, since it uses less digits than its factorization.

1002120211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167020035192.

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

Adding to 1002120211122 its reverse (2211120212001), we get a palindrome (3213240423123).

The spelling of 1002120211122 in words is "one trillion, two billion, one hundred twenty million, two hundred eleven thousand, one hundred twenty-two".