202001121112211 has 4 divisors (see below), whose sum is σ = 202004079646800. Its totient is φ = 201998162577624.

The previous prime is 202001121112169. The next prime is 202001121112283. The reversal of 202001121112211 is 112211121100202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202001121112211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202001121112211.

It is not an unprimeable number, because it can be changed into a prime (202001121112291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1479164876 + ... + 1479301433.

It is an arithmetic number, because the mean of its divisors is an integer number (50501019911700).

Almost surely, 2^{202001121112211} is an apocalyptic number.

202001121112211 is a deficient number, since it is larger than the sum of its proper divisors (2958534589).

202001121112211 is an equidigital number, since it uses as much as digits as its factorization.

202001121112211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2958534588.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 202001121112211 its reverse (112211121100202), we get a palindrome (314212242212413).

The spelling of 202001121112211 in words is "two hundred two trillion, one billion, one hundred twenty-one million, one hundred twelve thousand, two hundred eleven".