201001211102 has 4 divisors (see below), whose sum is σ = 301501816656. Its totient is φ = 100500605550.

The previous prime is 201001211077. The next prime is 201001211113. The reversal of 201001211102 is 201112100102.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50250302774 + ... + 50250302777.

It is an arithmetic number, because the mean of its divisors is an integer number (75375454164).

Almost surely, 2^201001211102 is an apocalyptic number.

201001211102 is a deficient number, since it is larger than the sum of its proper divisors (100500605554).

201001211102 is a wasteful number, since it uses less digits than its factorization.

201001211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100500605553.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201001211102 its reverse (201112100102), we get a palindrome (402113311204).

The spelling of 201001211102 in words is "two hundred one billion, one million, two hundred eleven thousand, one hundred two".