22021222022002 has 32 divisors (see below), whose sum is σ = 38560977100800. Its totient is φ = 9235162898640.

The previous prime is 22021222021991. The next prime is 22021222022003. The reversal of 22021222022002 is 20022022212022.

It is not an unprimeable number, because it can be changed into a prime (22021222022003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492499 + ... + 6654697.

It is an arithmetic number, because the mean of its divisors is an integer number (1205030534400).

Almost surely, 2^{22021222022002} is an apocalyptic number.

22021222022002 is a deficient number, since it is larger than the sum of its proper divisors (16539755078798).

22021222022002 is a wasteful number, since it uses less digits than its factorization.

22021222022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6167686.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 22021222022002 its reverse (20022022212022), we get a palindrome (42043244234024).

The spelling of 22021222022002 in words is "twenty-two trillion, twenty-one billion, two hundred twenty-two million, twenty-two thousand, two".