101111321093 has 2 divisors, whose sum is σ = 101111321094. Its totient is φ = 101111321092.

The previous prime is 101111321057. The next prime is 101111321111. The reversal of 101111321093 is 390123111101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99179015329 + 1932305764 = 314927^2 + 43958^2 .

It is a cyclic number.

It is not a de Polignac number, because 101111321093 - 2¹⁰ = 101111320069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101111321593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50555660546 + 50555660547.

It is an arithmetic number, because the mean of its divisors is an integer number (50555660547).

Almost surely, 2^101111321093 is an apocalyptic number.

It is an amenable number.

101111321093 is a deficient number, since it is larger than the sum of its proper divisors (1).

101111321093 is an equidigital number, since it uses as much as digits as its factorization.

101111321093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 23.

Adding to 101111321093 its reverse (390123111101), we get a palindrome (491234432194).

The spelling of 101111321093 in words is "one hundred one billion, one hundred eleven million, three hundred twenty-one thousand, ninety-three".