22202021022122 has 8 divisors (see below), whose sum is σ = 33608563932900. Its totient is φ = 10999166377824.

The previous prime is 22202021022109. The next prime is 22202021022131. The reversal of 22202021022122 is 22122012020222.

It can be written as a sum of positive squares in 2 ways, for example, as 21199016769121 + 1003004253001 = 4604239^2 + 1001501^2 .

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

It is a super-2 number, since 2×22202021022122² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22202021022094 and 22202021022103.

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, 50922066347 + ... + 50922066782.

Almost surely, 2^{22202021022122} is an apocalyptic number.

22202021022122 is a deficient number, since it is larger than the sum of its proper divisors (11406542910778).

22202021022122 is a wasteful number, since it uses less digits than its factorization.

22202021022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101844133240.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22202021022122 its reverse (22122012020222), we get a palindrome (44324033042344).

The spelling of 22202021022122 in words is "twenty-two trillion, two hundred two billion, twenty-one million, twenty-two thousand, one hundred twenty-two".