201101111119969 has 2 divisors, whose sum is σ = 201101111119970. Its totient is φ = 201101111119968.

The previous prime is 201101111119943. The next prime is 201101111120003. The reversal of 201101111119969 is 969911111101102.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179852560671744 + 21248550448225 = 13410912^2 + 4609615^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201101111119969 is a prime.

It is a super-2 number, since 2×201101111119969² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (201101111111969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550555559984 + 100550555559985.

It is an arithmetic number, because the mean of its divisors is an integer number (100550555559985).

Almost surely, 2^{201101111119969} is an apocalyptic number.

It is an amenable number.

201101111119969 is a deficient number, since it is larger than the sum of its proper divisors (1).

201101111119969 is an equidigital number, since it uses as much as digits as its factorization.

201101111119969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 43.

The spelling of 201101111119969 in words is "two hundred one trillion, one hundred one billion, one hundred eleven million, one hundred nineteen thousand, nine hundred sixty-nine".