2122021121110 has 128 divisors (see below), whose sum is σ = 4564362918528. Its totient is φ = 701521920000.

The previous prime is 2122021121107. The next prime is 2122021121117. The reversal of 2122021121110 is 111211202212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122021121117) 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 63 ways as a sum of consecutive naturals, for example, 7606654 + ... + 7880686.

It is an arithmetic number, because the mean of its divisors is an integer number (35659085301).

Almost surely, 2^{2122021121110} is an apocalyptic number.

2122021121110 is an abundant number, since it is smaller than the sum of its proper divisors (2442341797418).

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

2122021121110 is a wasteful number, since it uses less digits than its factorization.

2122021121110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274210.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2122021121110 its reverse (111211202212), we get a palindrome (2233232323322).

The spelling of 2122021121110 in words is "two trillion, one hundred twenty-two billion, twenty-one million, one hundred twenty-one thousand, one hundred ten".