22021200201012 has 48 divisors (see below), whose sum is σ = 52020756627840. Its totient is φ = 7249645600128.

The previous prime is 22021200200959. The next prime is 22021200201041. The reversal of 22021200201012 is 21010200212022.

It is a junction number, because it is equal to n+sod(n) for n = 22021200200982 and 22021200201000.

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 15 ways as a sum of consecutive naturals, for example, 23421687 + ... + 24343742.

It is an arithmetic number, because the mean of its divisors is an integer number (1083765763080).

Almost surely, 2^{22021200201012} is an apocalyptic number.

It is an amenable number.

22021200201012 is an abundant number, since it is smaller than the sum of its proper divisors (29999556426828).

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

22021200201012 is a wasteful number, since it uses less digits than its factorization.

22021200201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47765912 (or 47765910 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22021200201012 its reverse (21010200212022), we get a palindrome (43031400413034).

The spelling of 22021200201012 in words is "twenty-two trillion, twenty-one billion, two hundred million, two hundred one thousand, twelve".