202001110022111 has 4 divisors (see below), whose sum is σ = 202003027792752. Its totient is φ = 201999192251472.

The previous prime is 202001110022093. The next prime is 202001110022137. The reversal of 202001110022111 is 111220011100202.

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-202001110022111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202001110022171) 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, 958727315 + ... + 958937988.

It is an arithmetic number, because the mean of its divisors is an integer number (50500756948188).

Almost surely, 2^{202001110022111} is an apocalyptic number.

202001110022111 is a deficient number, since it is larger than the sum of its proper divisors (1917770641).

202001110022111 is a wasteful number, since it uses less digits than its factorization.

202001110022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1917770640.

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

Adding to 202001110022111 its reverse (111220011100202), we get a palindrome (313221121122313).

The spelling of 202001110022111 in words is "two hundred two trillion, one billion, one hundred ten million, twenty-two thousand, one hundred eleven".