101201001101111 has 2 divisors, whose sum is σ = 101201001101112. Its totient is φ = 101201001101110.

The previous prime is 101201001101051. The next prime is 101201001101143. The reversal of 101201001101111 is 111101100102101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101201001101111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101201001101092 and 101201001101101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101201001301111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50600500550555 + 50600500550556.

It is an arithmetic number, because the mean of its divisors is an integer number (50600500550556).

Almost surely, 2^{101201001101111} is an apocalyptic number.

101201001101111 is a deficient number, since it is larger than the sum of its proper divisors (1).

101201001101111 is an equidigital number, since it uses as much as digits as its factorization.

101201001101111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 101201001101111 its reverse (111101100102101), we get a palindrome (212302101203212).

The spelling of 101201001101111 in words is "one hundred one trillion, two hundred one billion, one million, one hundred one thousand, one hundred eleven".