20202210212102 has 8 divisors (see below), whose sum is σ = 30816930832200. Its totient is φ = 9929899934704.

The previous prime is 20202210212101. The next prime is 20202210212117. The reversal of 20202210212102 is 20121201220202.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202210212101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85602585527 + ... + 85602585762.

It is an arithmetic number, because the mean of its divisors is an integer number (3852116354025).

Almost surely, 2^{20202210212102} is an apocalyptic number.

20202210212102 is a deficient number, since it is larger than the sum of its proper divisors (10614720620098).

20202210212102 is a wasteful number, since it uses less digits than its factorization.

20202210212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171205171350.

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

Adding to 20202210212102 its reverse (20121201220202), we get a palindrome (40323411432304).

The spelling of 20202210212102 in words is "twenty trillion, two hundred two billion, two hundred ten million, two hundred twelve thousand, one hundred two".