22122202121202 has 32 divisors (see below), whose sum is σ = 44892685289088. Its totient is φ = 7266210592896.

The previous prime is 22122202121177. The next prime is 22122202121207. The reversal of 22122202121202 is 20212120222122.

It is not an unprimeable number, because it can be changed into a prime (22122202121207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23291373 + ... + 24222560.

It is an arithmetic number, because the mean of its divisors is an integer number (1402896415284).

Almost surely, 2^{22122202121202} is an apocalyptic number.

22122202121202 is an abundant number, since it is smaller than the sum of its proper divisors (22770483167886).

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

22122202121202 is a wasteful number, since it uses less digits than its factorization.

22122202121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47515074.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22122202121202 its reverse (20212120222122), we get a palindrome (42334322343324).

The spelling of 22122202121202 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred two million, one hundred twenty-one thousand, two hundred two".