1234010216605 has 4 divisors (see below), whose sum is σ = 1480812259932. Its totient is φ = 987208173280.

The previous prime is 1234010216591. The next prime is 1234010216629. The reversal of 1234010216605 is 5066120104321.

It is a happy number.

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 866496616164 + 367513600441 = 930858^2 + 606229^2 .

It is not a de Polignac number, because 1234010216605 - 2¹¹ = 1234010214557 is a prime.

It is a Duffinian number.

It is a congruent 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, 123401021656 + ... + 123401021665.

It is an arithmetic number, because the mean of its divisors is an integer number (370203064983).

Almost surely, 2^{1234010216605} is an apocalyptic number.

It is an amenable number.

1234010216605 is a deficient number, since it is larger than the sum of its proper divisors (246802043327).

1234010216605 is an equidigital number, since it uses as much as digits as its factorization.

1234010216605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246802043326.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 1234010216605 in words is "one trillion, two hundred thirty-four billion, ten million, two hundred sixteen thousand, six hundred five".