100240012031077 has 2 divisors, whose sum is σ = 100240012031078. Its totient is φ = 100240012031076.

The previous prime is 100240012031063. The next prime is 100240012031101. The reversal of 100240012031077 is 770130210042001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98773662988036 + 1466349043041 = 9938494^2 + 1210929^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100240012031077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100240012031777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50120006015538 + 50120006015539.

It is an arithmetic number, because the mean of its divisors is an integer number (50120006015539).

Almost surely, 2^{100240012031077} is an apocalyptic number.

It is an amenable number.

100240012031077 is a deficient number, since it is larger than the sum of its proper divisors (1).

100240012031077 is an equidigital number, since it uses as much as digits as its factorization.

100240012031077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 28.

Adding to 100240012031077 its reverse (770130210042001), we get a palindrome (870370222073078).

The spelling of 100240012031077 in words is "one hundred trillion, two hundred forty billion, twelve million, thirty-one thousand, seventy-seven".