22012202222010 has 576 divisors, whose sum is σ = 77336564887296. Its totient is φ = 4218200064000.

The previous prime is 22012202221939. The next prime is 22012202222011. The reversal of 22012202222010 is 1022220221022.

22012202222010 is a `hidden beast` number, since 2 + 20 + 1 + 220 + 222 + 201 + 0 = 666.

It is a super-3 number, since 3×22012202222010³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (22012202222011) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 1350350860 + ... + 1350367160.

It is an arithmetic number, because the mean of its divisors is an integer number (134264869596).

Almost surely, 2^{22012202222010} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22012202222010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38668282443648).

22012202222010 is an abundant number, since it is smaller than the sum of its proper divisors (55324362665286).

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

22012202222010 is a wasteful number, since it uses less digits than its factorization.

22012202222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17511 (or 17495 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22012202222010 its reverse (1022220221022), we get a palindrome (23034422443032).

The spelling of 22012202222010 in words is "twenty-two trillion, twelve billion, two hundred two million, two hundred twenty-two thousand, ten".