20202221022202 has 8 divisors (see below), whose sum is σ = 30303374526612. Its totient is φ = 10101096180000.

The previous prime is 20202221022197. The next prime is 20202221022251. The reversal of 20202221022202 is 20222012220202.

It can be written as a sum of positive squares in 2 ways, for example, as 14060542568121 + 6141678454081 = 3749739^2 + 2478241^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 20202221022202.

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, 5307049 + ... + 8280652.

Almost surely, 2^{20202221022202} is an apocalyptic number.

20202221022202 is a deficient number, since it is larger than the sum of its proper divisors (10101153504410).

20202221022202 is a wasteful number, since it uses less digits than its factorization.

20202221022202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14331104.

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

Adding to 20202221022202 its reverse (20222012220202), we get a palindrome (40424233242404).

The spelling of 20202221022202 in words is "twenty trillion, two hundred two billion, two hundred twenty-one million, twenty-two thousand, two hundred two".