210103270211605 has 8 divisors (see below), whose sum is σ = 254723139968472. Its totient is φ = 166349805692928.

The previous prime is 210103270211539. The next prime is 210103270211609. The reversal of 210103270211605 is 506112072301012.

It can be written as a sum of positive squares in 4 ways, for example, as 10954782659601 + 199148487552004 = 3309801^2 + 14111998^2 .

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 210103270211605 - 2¹⁹ = 210103269687317 is a prime.

It is a super-2 number, since 2×210103270211605² (a number of 29 digits) contains 22 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 (210103270211609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216601309012 + ... + 216601309981.

It is an arithmetic number, because the mean of its divisors is an integer number (31840392496059).

Almost surely, 2^{210103270211605} is an apocalyptic number.

It is an amenable number.

210103270211605 is a deficient number, since it is larger than the sum of its proper divisors (44619869756867).

210103270211605 is an equidigital number, since it uses as much as digits as its factorization.

210103270211605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433202619095.

The product of its (nonzero) digits is 5040, while the sum is 31.

The spelling of 210103270211605 in words is "two hundred ten trillion, one hundred three billion, two hundred seventy million, two hundred eleven thousand, six hundred five".