22212001210022 has 24 divisors (see below), whose sum is σ = 36660592125696. Its totient is φ = 10033571715408.

The previous prime is 22212001210019. The next prime is 22212001210033. The reversal of 22212001210022 is 22001210021222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 193312358 + ... + 193427225.

It is an arithmetic number, because the mean of its divisors is an integer number (1527524671904).

Almost surely, 2^{22212001210022} is an apocalyptic number.

22212001210022 is a deficient number, since it is larger than the sum of its proper divisors (14448590915674).

22212001210022 is a wasteful number, since it uses less digits than its factorization.

22212001210022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386739692 (or 386739645 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22212001210022 its reverse (22001210021222), we get a palindrome (44213211231244).

The spelling of 22212001210022 in words is "twenty-two trillion, two hundred twelve billion, one million, two hundred ten thousand, twenty-two".