100155344520001 has 8 divisors (see below), whose sum is σ = 100254887427240. Its totient is φ = 100055802941952.

The previous prime is 100155344519999. The next prime is 100155344520013. The reversal of 100155344520001 is 100025443551001.

It can be written as a sum of positive squares in 4 ways, for example, as 8521611872400 + 91633732647601 = 2919180^2 + 9572551^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100155344520001 - 2¹ = 100155344519999 is a prime.

It is a super-3 number, since 3×100155344520001³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100155344520041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228606711 + ... + 229044403.

It is an arithmetic number, because the mean of its divisors is an integer number (12531860928405).

Almost surely, 2^{100155344520001} is an apocalyptic number.

It is an amenable number.

100155344520001 is a deficient number, since it is larger than the sum of its proper divisors (99542907239).

100155344520001 is a wasteful number, since it uses less digits than its factorization.

100155344520001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664595.

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 100155344520001 in words is "one hundred trillion, one hundred fifty-five billion, three hundred forty-four million, five hundred twenty thousand, one".