12101220212022 has 32 divisors (see below), whose sum is σ = 27152683983360. Its totient is φ = 3994577543880.

The previous prime is 12101220212017. The next prime is 12101220212063. The reversal of 12101220212022 is 22021202210121.

It is a happy number.

12101220212022 is a `hidden beast` number, since 1 + 210 + 1 + 220 + 212 + 0 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12101220211986 and 12101220212004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1087842354 + ... + 1087853477.

It is an arithmetic number, because the mean of its divisors is an integer number (848521374480).

Almost surely, 2^{12101220212022} is an apocalyptic number.

12101220212022 is an abundant number, since it is smaller than the sum of its proper divisors (15051463771338).

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

12101220212022 is a wasteful number, since it uses less digits than its factorization.

12101220212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2175695945 (or 2175695939 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12101220212022 its reverse (22021202210121), we get a palindrome (34122422422143).

The spelling of 12101220212022 in words is "twelve trillion, one hundred one billion, two hundred twenty million, two hundred twelve thousand, twenty-two".