101212221212200 has 96 divisors (see below), whose sum is σ = 269374052885760. Its totient is φ = 34644723667200.

The previous prime is 101212221212177. The next prime is 101212221212209. The reversal of 101212221212200 is 2212122212101.

It is not an unprimeable number, because it can be changed into a prime (101212221212209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58109536 + ... + 59825935.

It is an arithmetic number, because the mean of its divisors is an integer number (2805979717560).

Almost surely, 2^{101212221212200} is an apocalyptic number.

101212221212200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101212221212200 is an abundant number, since it is smaller than the sum of its proper divisors (168161831673560).

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

101212221212200 is a wasteful number, since it uses less digits than its factorization.

101212221212200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117936107 (or 117936098 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 101212221212200 its reverse (2212122212101), we get a palindrome (103424343424301).

Subtracting from 101212221212200 its reverse (2212122212101), we obtain a palindrome (99000099000099).

The spelling of 101212221212200 in words is "one hundred one trillion, two hundred twelve billion, two hundred twenty-one million, two hundred twelve thousand, two hundred".