22021102122002 has 16 divisors (see below), whose sum is σ = 33044428232640. Its totient is φ = 11006292966768.

The previous prime is 22021102121999. The next prime is 22021102122011. The reversal of 22021102122002 is 20022120112022.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347759648 + ... + 347822964.

It is an arithmetic number, because the mean of its divisors is an integer number (2065276764540).

Almost surely, 2^{22021102122002} is an apocalyptic number.

22021102122002 is a deficient number, since it is larger than the sum of its proper divisors (11023326110638).

22021102122002 is a wasteful number, since it uses less digits than its factorization.

22021102122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127825.

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

Adding to 22021102122002 its reverse (20022120112022), we get a palindrome (42043222234024).

The spelling of 22021102122002 in words is "twenty-two trillion, twenty-one billion, one hundred two million, one hundred twenty-two thousand, two".