101220221202 has 16 divisors (see below), whose sum is σ = 202445492832. Its totient is φ = 33739232000.

The previous prime is 101220221173. The next prime is 101220221231. The reversal of 101220221202 is 202122022101.

It is an interprime number because it is at equal distance from previous prime (101220221173) and next prime (101220221231).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81202 + ... + 457202.

It is an arithmetic number, because the mean of its divisors is an integer number (12652843302).

Almost surely, 2^101220221202 is an apocalyptic number.

101220221202 is an abundant number, since it is smaller than the sum of its proper divisors (101225271630).

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

101220221202 is a wasteful number, since it uses less digits than its factorization.

101220221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420873.

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

Adding to 101220221202 its reverse (202122022101), we get a palindrome (303342243303).

The spelling of 101220221202 in words is "one hundred one billion, two hundred twenty million, two hundred twenty-one thousand, two hundred two".