201100212002 has 4 divisors (see below), whose sum is σ = 301650318006. Its totient is φ = 100550106000.

The previous prime is 201100211969. The next prime is 201100212011. The reversal of 201100212002 is 200212001102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 151851281761 + 49248930241 = 389681^2 + 221921^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50275052999 + ... + 50275053002.

Almost surely, 2^201100212002 is an apocalyptic number.

201100212002 is a deficient number, since it is larger than the sum of its proper divisors (100550106004).

201100212002 is a wasteful number, since it uses less digits than its factorization.

201100212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100550106003.

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

Adding to 201100212002 its reverse (200212001102), we get a palindrome (401312213104).

The spelling of 201100212002 in words is "two hundred one billion, one hundred million, two hundred twelve thousand, two".