101100129997 has 2 divisors, whose sum is σ = 101100129998. Its totient is φ = 101100129996.

The previous prime is 101100129983. The next prime is 101100130069. The reversal of 101100129997 is 799921001101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93351025156 + 7749104841 = 305534^2 + 88029^2 .

It is an emirp because it is prime and its reverse (799921001101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101100129997 - 2³¹ = 98952646349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101100129917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50550064998 + 50550064999.

It is an arithmetic number, because the mean of its divisors is an integer number (50550064999).

Almost surely, 2^101100129997 is an apocalyptic number.

It is an amenable number.

101100129997 is a deficient number, since it is larger than the sum of its proper divisors (1).

101100129997 is an equidigital number, since it uses as much as digits as its factorization.

101100129997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10206, while the sum is 40.

The spelling of 101100129997 in words is "one hundred one billion, one hundred million, one hundred twenty-nine thousand, nine hundred ninety-seven".