22011202221002 has 8 divisors (see below), whose sum is σ = 34155313791300. Its totient is φ = 10626097623904.

The previous prime is 22011202220989. The next prime is 22011202221101. The reversal of 22011202221002 is 20012220211022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21123500952961 + 887701268041 = 4596031^2 + 942179^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189751743227 + ... + 189751743342.

Almost surely, 2^{22011202221002} is an apocalyptic number.

22011202221002 is a deficient number, since it is larger than the sum of its proper divisors (12144111570298).

22011202221002 is a wasteful number, since it uses less digits than its factorization.

22011202221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379503486600.

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

Adding to 22011202221002 its reverse (20012220211022), we get a palindrome (42023422432024).

The spelling of 22011202221002 in words is "twenty-two trillion, eleven billion, two hundred two million, two hundred twenty-one thousand, two".