201100120202 has 8 divisors (see below), whose sum is σ = 306595265412. Its totient is φ = 98901698400.

The previous prime is 201100120147. The next prime is 201100120211. The reversal of 201100120202 is 202021001102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 195186356401 + 5913763801 = 441799^2 + 76901^2 .

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

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, 824180699 + ... + 824180942.

Almost surely, 2^201100120202 is an apocalyptic number.

201100120202 is a deficient number, since it is larger than the sum of its proper divisors (105495145210).

201100120202 is a wasteful number, since it uses less digits than its factorization.

201100120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648361704.

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

Adding to 201100120202 its reverse (202021001102), we get a palindrome (403121121304).

The spelling of 201100120202 in words is "two hundred one billion, one hundred million, one hundred twenty thousand, two hundred two".