1202122010200 has 96 divisors (see below), whose sum is σ = 2849837196960. Its totient is φ = 471453465600.

The previous prime is 1202122010197. The next prime is 1202122010207. The reversal of 1202122010200 is 20102212021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202122010207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3661197 + ... + 3976003.

It is an arithmetic number, because the mean of its divisors is an integer number (29685804135).

Almost surely, 2^{1202122010200} is an apocalyptic number.

1202122010200 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 1202122010200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1424918598480).

1202122010200 is an abundant number, since it is smaller than the sum of its proper divisors (1647715186760).

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

1202122010200 is a wasteful number, since it uses less digits than its factorization.

1202122010200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315197 (or 315188 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1202122010200 its reverse (20102212021), we get a palindrome (1222224222221).

The spelling of 1202122010200 in words is "one trillion, two hundred two billion, one hundred twenty-two million, ten thousand, two hundred".