22022122002102 has 64 divisors (see below), whose sum is σ = 49432135723200. Its totient is φ = 7266622406400.

The previous prime is 22022122001993. The next prime is 22022122002217. The reversal of 22022122002102 is 20120022122022.

22022122002102 is a `hidden beast` number, since 220 + 2 + 212 + 20 + 0 + 210 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28022308 + ... + 28797464.

It is an arithmetic number, because the mean of its divisors is an integer number (772377120675).

Almost surely, 2^{22022122002102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22022122002102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24716067861600).

22022122002102 is an abundant number, since it is smaller than the sum of its proper divisors (27410013721098).

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

22022122002102 is a wasteful number, since it uses less digits than its factorization.

22022122002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780478 (or 780472 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22022122002102 its reverse (20120022122022), we get a palindrome (42142144124124).

The spelling of 22022122002102 in words is "twenty-two trillion, twenty-two billion, one hundred twenty-two million, two thousand, one hundred two".