100111200012077 has 2 divisors, whose sum is σ = 100111200012078. Its totient is φ = 100111200012076.

The previous prime is 100111200012071. The next prime is 100111200012121. The reversal of 100111200012077 is 770210002111001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63516213726436 + 36594986285641 = 7969706^2 + 6049379^2 .

It is a cyclic number.

It is not a de Polignac number, because 100111200012077 - 2¹⁸ = 100111199749933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100111200012071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50055600006038 + 50055600006039.

It is an arithmetic number, because the mean of its divisors is an integer number (50055600006039).

Almost surely, 2^{100111200012077} is an apocalyptic number.

It is an amenable number.

100111200012077 is a deficient number, since it is larger than the sum of its proper divisors (1).

100111200012077 is an equidigital number, since it uses as much as digits as its factorization.

100111200012077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 196, while the sum is 23.

Adding to 100111200012077 its reverse (770210002111001), we get a palindrome (870321202123078).

The spelling of 100111200012077 in words is "one hundred trillion, one hundred eleven billion, two hundred million, twelve thousand, seventy-seven".