201202101221200 has 240 divisors, whose sum is σ = 545302633576320. Its totient is φ = 70958922946560.

The previous prime is 201202101221153. The next prime is 201202101221201. The reversal of 201202101221200 is 2122101202102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201202101221201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9087019 + ... + 22022218.

It is an arithmetic number, because the mean of its divisors is an integer number (2272094306568).

Almost surely, 2^{201202101221200} is an apocalyptic number.

201202101221200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201202101221200 is an abundant number, since it is smaller than the sum of its proper divisors (344100532355120).

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

201202101221200 is a wasteful number, since it uses less digits than its factorization.

201202101221200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31109334 (or 31109323 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201202101221200 its reverse (2122101202102), we get a palindrome (203324202423302).

The spelling of 201202101221200 in words is "two hundred one trillion, two hundred two billion, one hundred one million, two hundred twenty-one thousand, two hundred".