22020020022002 has 8 divisors (see below), whose sum is σ = 33030120686556. Its totient is φ = 11009979793152.

The previous prime is 22020020021977. The next prime is 22020020022071. The reversal of 22020020022002 is 20022002002022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 20081969026681 + 1938050995321 = 4481291^2 + 1392139^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14186783 + ... + 15662210.

Almost surely, 2^{22020020022002} is an apocalyptic number.

22020020022002 is a deficient number, since it is larger than the sum of its proper divisors (11010100664554).

22020020022002 is a wasteful number, since it uses less digits than its factorization.

22020020022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30217852.

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 22020020022002 its reverse (20022002002022), we get a palindrome (42042022024024).

The spelling of 22020020022002 in words is "twenty-two trillion, twenty billion, twenty million, twenty-two thousand, two".