12100021020022 has 16 divisors (see below), whose sum is σ = 19654177797072. Its totient is φ = 5553770801760.

The previous prime is 12100021020013. The next prime is 12100021020047. The reversal of 12100021020022 is 22002012000121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 12100021019984 and 12100021020011.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 1285590388 + ... + 1285599799.

It is an arithmetic number, because the mean of its divisors is an integer number (1228386112317).

Almost surely, 2^{12100021020022} is an apocalyptic number.

12100021020022 is a deficient number, since it is larger than the sum of its proper divisors (7554156777050).

12100021020022 is a wasteful number, since it uses less digits than its factorization.

12100021020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2571190383.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12100021020022 its reverse (22002012000121), we get a palindrome (34102033020143).

The spelling of 12100021020022 in words is "twelve trillion, one hundred billion, twenty-one million, twenty thousand, twenty-two".