103620111665261 has 8 divisors (see below), whose sum is σ = 106030368517920. Its totient is φ = 101209876940592.

The previous prime is 103620111665227. The next prime is 103620111665311. The reversal of 103620111665261 is 162566111026301.

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 103620111665261 - 2³⁰ = 103619037923437 is a prime.

It is a super-3 number, since 3×103620111665261³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103620111665221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4136726 + ... + 14978408.

It is an arithmetic number, because the mean of its divisors is an integer number (13253796064740).

Almost surely, 2^{103620111665261} is an apocalyptic number.

It is an amenable number.

103620111665261 is a deficient number, since it is larger than the sum of its proper divisors (2410256852659).

103620111665261 is a wasteful number, since it uses less digits than its factorization.

103620111665261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11063995.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 103620111665261 in words is "one hundred three trillion, six hundred twenty billion, one hundred eleven million, six hundred sixty-five thousand, two hundred sixty-one".