100011012221053 has 2 divisors, whose sum is σ = 100011012221054. Its totient is φ = 100011012221052.

The previous prime is 100011012220997. The next prime is 100011012221077. The reversal of 100011012221053 is 350122210110001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94115648547684 + 5895363673369 = 9701322^2 + 2428037^2 .

It is a cyclic number.

It is not a de Polignac number, because 100011012221053 - 2⁹ = 100011012220541 is a prime.

It is a super-4 number, since 4×100011012221053⁴ (a number of 57 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 100011012221053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100011012221353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50005506110526 + 50005506110527.

It is an arithmetic number, because the mean of its divisors is an integer number (50005506110527).

Almost surely, 2^{100011012221053} is an apocalyptic number.

It is an amenable number.

100011012221053 is a deficient number, since it is larger than the sum of its proper divisors (1).

100011012221053 is an equidigital number, since it uses as much as digits as its factorization.

100011012221053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 100011012221053 its reverse (350122210110001), we get a palindrome (450133222331054).

The spelling of 100011012221053 in words is "one hundred trillion, eleven billion, twelve million, two hundred twenty-one thousand, fifty-three".