21220200101202 has 8 divisors (see below), whose sum is σ = 42440400202416. Its totient is φ = 7073400033732.

The previous prime is 21220200101197. The next prime is 21220200101203. The reversal of 21220200101202 is 20210100202212.

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

21220200101202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (21220200101203) 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, 1768350008428 + ... + 1768350008439.

It is an arithmetic number, because the mean of its divisors is an integer number (5305050025302).

Almost surely, 2^{21220200101202} is an apocalyptic number.

21220200101202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

21220200101202 is a wasteful number, since it uses less digits than its factorization.

21220200101202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3536700016872.

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

Adding to 21220200101202 its reverse (20210100202212), we get a palindrome (41430300303414).

The spelling of 21220200101202 in words is "twenty-one trillion, two hundred twenty billion, two hundred million, one hundred one thousand, two hundred two".