201020111119229 has 2 divisors, whose sum is σ = 201020111119230. Its totient is φ = 201020111119228.

The previous prime is 201020111119199. The next prime is 201020111119231. The reversal of 201020111119229 is 922911111020102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130487442072100 + 70532669047129 = 11423110^2 + 8398373^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201020111119229 is a prime.

Together with 201020111119231, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 201020111119195 and 201020111119204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201020111119249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510055559614 + 100510055559615.

It is an arithmetic number, because the mean of its divisors is an integer number (100510055559615).

Almost surely, 2^{201020111119229} is an apocalyptic number.

It is an amenable number.

201020111119229 is a deficient number, since it is larger than the sum of its proper divisors (1).

201020111119229 is an equidigital number, since it uses as much as digits as its factorization.

201020111119229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 32.

The spelling of 201020111119229 in words is "two hundred one trillion, twenty billion, one hundred eleven million, one hundred nineteen thousand, two hundred twenty-nine".