20202222214290 has 32 divisors (see below), whose sum is σ = 48498197829120. Its totient is φ = 5385829866624.

The previous prime is 20202222214289. The next prime is 20202222214301. The reversal of 20202222214290 is 9241222220202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89221954 + ... + 89448093.

It is an arithmetic number, because the mean of its divisors is an integer number (1515568682160).

Almost surely, 2^{20202222214290} is an apocalyptic number.

20202222214290 is an abundant number, since it is smaller than the sum of its proper divisors (28295975614830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20202222214290 is a wasteful number, since it uses less digits than its factorization.

20202222214290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178673826.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 20202222214290 its reverse (9241222220202), we get a palindrome (29443444434492).

The spelling of 20202222214290 in words is "twenty trillion, two hundred two billion, two hundred twenty-two million, two hundred fourteen thousand, two hundred ninety".