1200100211210 has 8 divisors (see below), whose sum is σ = 2160180380196. Its totient is φ = 480040084480.

The previous prime is 1200100211197. The next prime is 1200100211237. The reversal of 1200100211210 is 121120010021.

It can be written as a sum of positive squares in 2 ways, for example, as 1079814017881 + 120286193329 = 1039141^2 + 346823^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1200100211191 and 1200100211200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60005010551 + ... + 60005010570.

Almost surely, 2^{1200100211210} is an apocalyptic number.

1200100211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1200100211210 is a deficient number, since it is larger than the sum of its proper divisors (960080168986).

1200100211210 is a wasteful number, since it uses less digits than its factorization.

1200100211210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120010021128.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1200100211210 its reverse (121120010021), we get a palindrome (1321220221231).

The spelling of 1200100211210 in words is "one trillion, two hundred billion, one hundred million, two hundred eleven thousand, two hundred ten".