100061010055061 has 4 divisors (see below), whose sum is σ = 109157465514624. Its totient is φ = 90964554595500.

The previous prime is 100061010055037. The next prime is 100061010055067. The reversal of 100061010055061 is 160550010160001.

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 not a de Polignac number, because 100061010055061 - 2¹⁰ = 100061010054037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100061010055061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100061010055067) 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, 4548227729765 + ... + 4548227729786.

It is an arithmetic number, because the mean of its divisors is an integer number (27289366378656).

Almost surely, 2^{100061010055061} is an apocalyptic number.

100061010055061 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100061010055061 is a deficient number, since it is larger than the sum of its proper divisors (9096455459563).

100061010055061 is an equidigital number, since it uses as much as digits as its factorization.

100061010055061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9096455459562.

The product of its (nonzero) digits is 900, while the sum is 26.

The spelling of 100061010055061 in words is "one hundred trillion, sixty-one billion, ten million, fifty-five thousand, sixty-one".