20221200210102 has 32 divisors (see below), whose sum is σ = 41506132389120. Its totient is φ = 6565399004640.

The previous prime is 20221200210091. The next prime is 20221200210103. The reversal of 20221200210102 is 20101200212202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20221200210103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285914077 + ... + 285984792.

It is an arithmetic number, because the mean of its divisors is an integer number (1297066637160).

Almost surely, 2^{20221200210102} is an apocalyptic number.

20221200210102 is an abundant number, since it is smaller than the sum of its proper divisors (21284932179018).

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

20221200210102 is a wasteful number, since it uses less digits than its factorization.

20221200210102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571899028.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20221200210102 its reverse (20101200212202), we get a palindrome (40322400422304).

The spelling of 20221200210102 in words is "twenty trillion, two hundred twenty-one billion, two hundred million, two hundred ten thousand, one hundred two".