100001021000053 has 2 divisors, whose sum is σ = 100001021000054. Its totient is φ = 100001021000052.

The previous prime is 100001021000029. The next prime is 100001021000143. The reversal of 100001021000053 is 350000120100001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99491707549809 + 509313450244 = 9974553^2 + 713662^2 .

It is a cyclic number.

It is not a de Polignac number, because 100001021000053 - 2²⁹ = 100000484129141 is a prime.

It is a super-2 number, since 2×100001021000053² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100001020999997 and 100001021000042.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100001021000653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000510500026 + 50000510500027.

It is an arithmetic number, because the mean of its divisors is an integer number (50000510500027).

Almost surely, 2^{100001021000053} is an apocalyptic number.

It is an amenable number.

100001021000053 is a deficient number, since it is larger than the sum of its proper divisors (1).

100001021000053 is an equidigital number, since it uses as much as digits as its factorization.

100001021000053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30, while the sum is 13.

Adding to 100001021000053 its reverse (350000120100001), we get a palindrome (450001141100054).

The spelling of 100001021000053 in words is "one hundred trillion, one billion, twenty-one million, fifty-three", and thus it is an aban number.