100401194057 has 2 divisors, whose sum is σ = 100401194058. Its totient is φ = 100401194056.

The previous prime is 100401193873. The next prime is 100401194059. The reversal of 100401194057 is 750491104001.

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., 79566869776 + 20834324281 = 282076^2 + 144341^2 .

It is a cyclic number.

It is not a de Polignac number, because 100401194057 - 2¹² = 100401189961 is a prime.

Together with 100401194059, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (100401194059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50200597028 + 50200597029.

It is an arithmetic number, because the mean of its divisors is an integer number (50200597029).

Almost surely, 2^100401194057 is an apocalyptic number.

It is an amenable number.

100401194057 is a deficient number, since it is larger than the sum of its proper divisors (1).

100401194057 is an equidigital number, since it uses as much as digits as its factorization.

100401194057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 32.

Adding to 100401194057 its reverse (750491104001), we get a palindrome (850892298058).

The spelling of 100401194057 in words is "one hundred billion, four hundred one million, one hundred ninety-four thousand, fifty-seven".