100912354633105 has 4 divisors (see below), whose sum is σ = 121094825559732. Its totient is φ = 80729883706480.

The previous prime is 100912354633093. The next prime is 100912354633159. The reversal of 100912354633105 is 501336453219001.

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

It can be written as a sum of positive squares in 2 ways, for example, as 64861648790929 + 36050705842176 = 8053673^2 + 6004224^2 .

It is not a de Polignac number, because 100912354633105 - 2²³ = 100912346244497 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10091235463306 + ... + 10091235463315.

It is an arithmetic number, because the mean of its divisors is an integer number (30273706389933).

Almost surely, 2^{100912354633105} is an apocalyptic number.

It is an amenable number.

100912354633105 is a deficient number, since it is larger than the sum of its proper divisors (20182470926627).

100912354633105 is an equidigital number, since it uses as much as digits as its factorization.

100912354633105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20182470926626.

The product of its (nonzero) digits is 291600, while the sum is 43.

The spelling of 100912354633105 in words is "one hundred trillion, nine hundred twelve billion, three hundred fifty-four million, six hundred thirty-three thousand, one hundred five".