20222121222002 has 32 divisors (see below), whose sum is σ = 35200798252032. Its totient is φ = 8533171422864.

The previous prime is 20222121221957. The next prime is 20222121222097. The reversal of 20222121222002 is 20022212122202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3221078 + ... + 7128785.

It is an arithmetic number, because the mean of its divisors is an integer number (1100024945376).

Almost surely, 2^{20222121222002} is an apocalyptic number.

20222121222002 is a deficient number, since it is larger than the sum of its proper divisors (14978677030030).

20222121222002 is a wasteful number, since it uses less digits than its factorization.

20222121222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10352022.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 20222121222002 its reverse (20022212122202), we get a palindrome (40244333344204).

It can be divided in two parts, 2022212122200 and 2, that added together give a palindrome (2022212122202).

The spelling of 20222121222002 in words is "twenty trillion, two hundred twenty-two billion, one hundred twenty-one million, two hundred twenty-two thousand, two".