20222121102002 has 8 divisors (see below), whose sum is σ = 30335224198512. Its totient is φ = 10110379702500.

The previous prime is 20222121101993. The next prime is 20222121102017. The reversal of 20222121102002 is 20020112122202.

It is a happy number.

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, 340387124 + ... + 340446527.

It is an arithmetic number, because the mean of its divisors is an integer number (3791903024814).

Almost surely, 2^{20222121102002} is an apocalyptic number.

20222121102002 is a deficient number, since it is larger than the sum of its proper divisors (10113103096510).

20222121102002 is a wasteful number, since it uses less digits than its factorization.

20222121102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680848504.

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

Adding to 20222121102002 its reverse (20020112122202), we get a palindrome (40242233224204).

The spelling of 20222121102002 in words is "twenty trillion, two hundred twenty-two billion, one hundred twenty-one million, one hundred two thousand, two".