101212200200 has 48 divisors (see below), whose sum is σ = 235639741380. Its totient is φ = 40429589760.

The previous prime is 101212200197. The next prime is 101212200203. The reversal of 101212200200 is 2002212101.

It is a happy number.

101212200200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (101212200197) and next prime (101212200203).

It can be written as a sum of positive squares in 6 ways, for example, as 30455136196 + 70757064004 = 174514^2 + 266002^2 .

It is not an unprimeable number, because it can be changed into a prime (101212200203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 198599 + ... + 491798.

Almost surely, 2^101212200200 is an apocalyptic number.

101212200200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101212200200 is an abundant number, since it is smaller than the sum of its proper divisors (134427541180).

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

101212200200 is a wasteful number, since it uses less digits than its factorization.

101212200200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691146 (or 691137 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 101212200200 its reverse (2002212101), we get a palindrome (103214412301).

The spelling of 101212200200 in words is "one hundred one billion, two hundred twelve million, two hundred thousand, two hundred".