1210020102200 has 192 divisors, whose sum is σ = 3533185320000. Its totient is φ = 382951134720.

The previous prime is 1210020102191. The next prime is 1210020102209. The reversal of 1210020102200 is 22010200121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1210020102191) and next prime (1210020102209).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210020102209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 213386 + ... + 1570214.

It is an arithmetic number, because the mean of its divisors is an integer number (18402006875).

Almost surely, 2^{1210020102200} is an apocalyptic number.

1210020102200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1210020102200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1766592660000).

1210020102200 is an abundant number, since it is smaller than the sum of its proper divisors (2323165217800).

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

1210020102200 is a wasteful number, since it uses less digits than its factorization.

1210020102200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356879 (or 1356856 counting only the distinct ones).

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

Adding to 1210020102200 its reverse (22010200121), we get a palindrome (1232030302321).

The spelling of 1210020102200 in words is "one trillion, two hundred ten billion, twenty million, one hundred two thousand, two hundred".