22122002210122 has 16 divisors (see below), whose sum is σ = 34328581102440. Its totient is φ = 10679171538112.

The previous prime is 22122002210117. The next prime is 22122002210129. The reversal of 22122002210122 is 22101220022122.

It can be written as a sum of positive squares in 4 ways, for example, as 19978674002001 + 2143328208121 = 4469751^2 + 1464011^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22122002210122.

It is not an unprimeable number, because it can be changed into a prime (22122002210129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5918473 + ... + 8903500.

Almost surely, 2^{22122002210122} is an apocalyptic number.

22122002210122 is a deficient number, since it is larger than the sum of its proper divisors (12206578892318).

22122002210122 is a wasteful number, since it uses less digits than its factorization.

22122002210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14847737.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22122002210122 its reverse (22101220022122), we get a palindrome (44223222232244).

The spelling of 22122002210122 in words is "twenty-two trillion, one hundred twenty-two billion, two million, two hundred ten thousand, one hundred twenty-two".