1202132221200 has 120 divisors (see below), whose sum is σ = 4278700277600. Its totient is φ = 320568589440.

The previous prime is 1202132221189. The next prime is 1202132221249. The reversal of 1202132221200 is 21222312021.

1202132221200 is a `hidden beast` number, since 120 + 2 + 1 + 322 + 21 + 200 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 55643470 + ... + 55665069.

Almost surely, 2^{1202132221200} is an apocalyptic number.

1202132221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1202132221200 is an abundant number, since it is smaller than the sum of its proper divisors (3076568056400).

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

1202132221200 is a wasteful number, since it uses less digits than its factorization.

1202132221200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111308566 (or 111308549 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1202132221200 its reverse (21222312021), we get a palindrome (1223354533221).

The spelling of 1202132221200 in words is "one trillion, two hundred two billion, one hundred thirty-two million, two hundred twenty-one thousand, two hundred".