101111020121071 has 2 divisors, whose sum is σ = 101111020121072. Its totient is φ = 101111020121070.

The previous prime is 101111020121011. The next prime is 101111020121081. The reversal of 101111020121071 is 170121020111101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101111020121071 - 2⁴¹ = 98911996865519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101111020121011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50555510060535 + 50555510060536.

It is an arithmetic number, because the mean of its divisors is an integer number (50555510060536).

Almost surely, 2^{101111020121071} is an apocalyptic number.

101111020121071 is a deficient number, since it is larger than the sum of its proper divisors (1).

101111020121071 is an equidigital number, since it uses as much as digits as its factorization.

101111020121071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 19.

Adding to 101111020121071 its reverse (170121020111101), we get a palindrome (271232040232172).

The spelling of 101111020121071 in words is "one hundred one trillion, one hundred eleven billion, twenty million, one hundred twenty-one thousand, seventy-one".