20211202220102 has 8 divisors (see below), whose sum is σ = 30319918206096. Its totient is φ = 10104562818072.

The previous prime is 20211202220051. The next prime is 20211202220113. The reversal of 20211202220102 is 20102220211202.

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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 519121658 + ... + 519160589.

It is an arithmetic number, because the mean of its divisors is an integer number (3789989775762).

Almost surely, 2^{20211202220102} is an apocalyptic number.

20211202220102 is a deficient number, since it is larger than the sum of its proper divisors (10108715985994).

20211202220102 is a wasteful number, since it uses less digits than its factorization.

20211202220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038291982.

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

Adding to 20211202220102 its reverse (20102220211202), we get a palindrome (40313422431304).

The spelling of 20211202220102 in words is "twenty trillion, two hundred eleven billion, two hundred two million, two hundred twenty thousand, one hundred two".