22102000020106 has 4 divisors (see below), whose sum is σ = 33153000030162. Its totient is φ = 11051000010052.

The previous prime is 22102000020103. The next prime is 22102000020151. The reversal of 22102000020106 is 60102000020122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21551274252225 + 550725767881 = 4642335^2 + 742109^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22102000020106.

It is not an unprimeable number, because it can be changed into a prime (22102000020103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525500005025 + ... + 5525500005028.

Almost surely, 2^{22102000020106} is an apocalyptic number.

22102000020106 is a deficient number, since it is larger than the sum of its proper divisors (11051000010056).

22102000020106 is a wasteful number, since it uses less digits than its factorization.

22102000020106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11051000010055.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22102000020106 its sum of digits (16), we get a palindrome (22102000020122).

Adding to 22102000020106 its reverse (60102000020122), we get a palindrome (82204000040228).

The spelling of 22102000020106 in words is "twenty-two trillion, one hundred two billion, twenty thousand, one hundred six".