201210021200111 has 12 divisors (see below), whose sum is σ = 252759696054096. Its totient is φ = 156787029505920.

The previous prime is 201210021200093. The next prime is 201210021200113. The reversal of 201210021200111 is 111002120012102.

It is not a de Polignac number, because 201210021200111 - 2⁴² = 196811974689007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201210021200113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118778051810 + ... + 118778053503.

It is an arithmetic number, because the mean of its divisors is an integer number (21063308004508).

Almost surely, 2^{201210021200111} is an apocalyptic number.

201210021200111 is a deficient number, since it is larger than the sum of its proper divisors (51549674853985).

201210021200111 is a wasteful number, since it uses less digits than its factorization.

201210021200111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237556105342 (or 237556105331 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201210021200111 its reverse (111002120012102), we get a palindrome (312212141212213).

The spelling of 201210021200111 in words is "two hundred one trillion, two hundred ten billion, twenty-one million, two hundred thousand, one hundred eleven".