100501055605061 has 4 divisors (see below), whose sum is σ = 100501190068032. Its totient is φ = 100500921142092.

The previous prime is 100501055604953. The next prime is 100501055605109. The reversal of 100501055605061 is 160506550105001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100501055605061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100501055605261) 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, 66104045 + ... + 67607298.

It is an arithmetic number, because the mean of its divisors is an integer number (25125297517008).

Almost surely, 2^{100501055605061} is an apocalyptic number.

It is an amenable number.

100501055605061 is a deficient number, since it is larger than the sum of its proper divisors (134462971).

100501055605061 is an equidigital number, since it uses as much as digits as its factorization.

100501055605061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134462970.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 100501055605061 in words is "one hundred trillion, five hundred one billion, fifty-five million, six hundred five thousand, sixty-one".