101212001212200 has 96 divisors (see below), whose sum is σ = 313759472572800. Its totient is φ = 26989671823360.

The previous prime is 101212001212163. The next prime is 101212001212213. The reversal of 101212001212200 is 2212100212101.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 101212001212200.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94883416 + ... + 95944184.

It is an arithmetic number, because the mean of its divisors is an integer number (3268327839300).

Almost surely, 2^{101212001212200} is an apocalyptic number.

101212001212200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101212001212200 is an abundant number, since it is smaller than the sum of its proper divisors (212547471360600).

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

101212001212200 is a wasteful number, since it uses less digits than its factorization.

101212001212200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219811 (or 1219802 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101212001212200 its reverse (2212100212101), we get a palindrome (103424101424301).

The spelling of 101212001212200 in words is "one hundred one trillion, two hundred twelve billion, one million, two hundred twelve thousand, two hundred".