101221222202112 has 72 divisors (see below), whose sum is σ = 269832689075376. Its totient is φ = 33685722628096.

The previous prime is 101221222202071. The next prime is 101221222202159. The reversal of 101221222202112 is 211202222122101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106332033 + ... + 107279744.

It is an arithmetic number, because the mean of its divisors is an integer number (3747676237158).

Almost surely, 2^{101221222202112} is an apocalyptic number.

101221222202112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101221222202112 is an abundant number, since it is smaller than the sum of its proper divisors (168611466873264).

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

101221222202112 is an equidigital number, since it uses as much as digits as its factorization.

101221222202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213612413 (or 213612399 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 101221222202112 its reverse (211202222122101), we get a palindrome (312423444324213).

The spelling of 101221222202112 in words is "one hundred one trillion, two hundred twenty-one billion, two hundred twenty-two million, two hundred two thousand, one hundred twelve".