187065201122 has 18 divisors (see below), whose sum is σ = 293350198113. Its totient is φ = 89459237472.

The previous prime is 187065201107. The next prime is 187065201149. The reversal of 187065201122 is 221102560781.

It can be written as a sum of positive squares in 2 ways, for example, as 104976648001 + 82088553121 = 324001^2 + 286511^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=305831.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 14061578 + ... + 14074874.

Almost surely, 2^187065201122 is an apocalyptic number.

187065201122 is a deficient number, since it is larger than the sum of its proper divisors (106284996991).

187065201122 is an frugal number, since it uses more digits than its factorization.

187065201122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26642 (or 13322 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 35.

The spelling of 187065201122 in words is "one hundred eighty-seven billion, sixty-five million, two hundred one thousand, one hundred twenty-two".