101021123053 has 2 divisors, whose sum is σ = 101021123054. Its totient is φ = 101021123052.

The previous prime is 101021123023. The next prime is 101021123057. The reversal of 101021123053 is 350321120101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50576861449 + 50444261604 = 224893^2 + 224598^2 .

It is an emirp because it is prime and its reverse (350321120101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101021123053 - 2¹³ = 101021114861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101021123053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101021123057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50510561526 + 50510561527.

It is an arithmetic number, because the mean of its divisors is an integer number (50510561527).

Almost surely, 2^101021123053 is an apocalyptic number.

It is an amenable number.

101021123053 is a deficient number, since it is larger than the sum of its proper divisors (1).

101021123053 is an equidigital number, since it uses as much as digits as its factorization.

101021123053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 101021123053 its reverse (350321120101), we get a palindrome (451342243154).

The spelling of 101021123053 in words is "one hundred one billion, twenty-one million, one hundred twenty-three thousand, fifty-three".