100101660611 has 4 divisors (see below), whose sum is σ = 100144978224. Its totient is φ = 100058343000.

The previous prime is 100101660559. The next prime is 100101660641. The reversal of 100101660611 is 116066101001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100101660611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100101660641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21655340 + ... + 21659961.

It is an arithmetic number, because the mean of its divisors is an integer number (25036244556).

Almost surely, 2^100101660611 is an apocalyptic number.

100101660611 is a deficient number, since it is larger than the sum of its proper divisors (43317613).

100101660611 is an equidigital number, since it uses as much as digits as its factorization.

100101660611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43317612.

The product of its (nonzero) digits is 216, while the sum is 23.

Adding to 100101660611 its reverse (116066101001), we get a palindrome (216167761612).

The spelling of 100101660611 in words is "one hundred billion, one hundred one million, six hundred sixty thousand, six hundred eleven".