20222001220002 has 16 divisors (see below), whose sum is σ = 40444184838432. Its totient is φ = 6740636673600.

The previous prime is 20222001219997. The next prime is 20222001220019. The reversal of 20222001220002 is 20002210022202.

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, 6136999 + ... + 8837802.

It is an arithmetic number, because the mean of its divisors is an integer number (2527761552402).

Almost surely, 2^{20222001220002} is an apocalyptic number.

20222001220002 is an abundant number, since it is smaller than the sum of its proper divisors (20222183618430).

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

20222001220002 is a wasteful number, since it uses less digits than its factorization.

20222001220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15199873.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20222001220002 its reverse (20002210022202), we get a palindrome (40224211242204).

The spelling of 20222001220002 in words is "twenty trillion, two hundred twenty-two billion, one million, two hundred twenty thousand, two".