12101220001122 has 32 divisors (see below), whose sum is σ = 27754333955712. Its totient is φ = 3445691113344.

The previous prime is 12101220001109. The next prime is 12101220001141. The reversal of 12101220001122 is 22110002210121.

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 15 ways as a sum of consecutive naturals, for example, 491667363 + ... + 491691974.

It is an arithmetic number, because the mean of its divisors is an integer number (867322936116).

Almost surely, 2^{12101220001122} is an apocalyptic number.

12101220001122 is an abundant number, since it is smaller than the sum of its proper divisors (15653113954590).

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

12101220001122 is a wasteful number, since it uses less digits than its factorization.

12101220001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983359642.

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

Adding to 12101220001122 its reverse (22110002210121), we get a palindrome (34211222211243).

The spelling of 12101220001122 in words is "twelve trillion, one hundred one billion, two hundred twenty million, one thousand, one hundred twenty-two".