12021131122022 has 16 divisors (see below), whose sum is σ = 19711004871744. Its totient is φ = 5453021889000.

The previous prime is 12021131122003. The next prime is 12021131122081. The reversal of 12021131122022 is 22022113112021.

It is a junction number, because it is equal to n+sod(n) for n = 12021131121985 and 12021131122003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556420004 + ... + 556441607.

It is an arithmetic number, because the mean of its divisors is an integer number (1231937804484).

Almost surely, 2^{12021131122022} is an apocalyptic number.

12021131122022 is a deficient number, since it is larger than the sum of its proper divisors (7689873749722).

12021131122022 is a wasteful number, since it uses less digits than its factorization.

12021131122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112862115.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 12021131122022 its reverse (22022113112021), we get a palindrome (34043244234043).

The spelling of 12021131122022 in words is "twelve trillion, twenty-one billion, one hundred thirty-one million, one hundred twenty-two thousand, twenty-two".