202000100212111 has 2 divisors, whose sum is σ = 202000100212112. Its totient is φ = 202000100212110.

The previous prime is 202000100212109. The next prime is 202000100212121. The reversal of 202000100212111 is 111212001000202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202000100212111 - 2¹ = 202000100212109 is a prime.

Together with 202000100212109, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 202000100212091 and 202000100212100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202000100212121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101000050106055 + 101000050106056.

It is an arithmetic number, because the mean of its divisors is an integer number (101000050106056).

Almost surely, 2^{202000100212111} is an apocalyptic number.

202000100212111 is a deficient number, since it is larger than the sum of its proper divisors (1).

202000100212111 is an equidigital number, since it uses as much as digits as its factorization.

202000100212111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 202000100212111 its reverse (111212001000202), we get a palindrome (313212101212313).

The spelling of 202000100212111 in words is "two hundred two trillion, one hundred million, two hundred twelve thousand, one hundred eleven".