12001210021022 has 16 divisors (see below), whose sum is σ = 18020151695520. Its totient is φ = 5994493118208.

The previous prime is 12001210021013. The next prime is 12001210021037. The reversal of 12001210021022 is 22012001210021.

It is a junction number, because it is equal to n+sod(n) for n = 12001210020988 and 12001210021006.

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, 110162663 + ... + 110271549.

It is an arithmetic number, because the mean of its divisors is an integer number (1126259480970).

Almost surely, 2^{12001210021022} is an apocalyptic number.

12001210021022 is a deficient number, since it is larger than the sum of its proper divisors (6018941674498).

12001210021022 is a wasteful number, since it uses less digits than its factorization.

12001210021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164515.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12001210021022 its reverse (22012001210021), we get a palindrome (34013211231043).

The spelling of 12001210021022 in words is "twelve trillion, one billion, two hundred ten million, twenty-one thousand, twenty-two".