2212325651405 has 4 divisors (see below), whose sum is σ = 2654790781692. Its totient is φ = 1769860521120.

The previous prime is 2212325651387. The next prime is 2212325651429. The reversal of 2212325651405 is 5041565232122.

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 366580600681 + 1845745050724 = 605459^2 + 1358582^2 .

It is not a de Polignac number, because 2212325651405 - 2¹² = 2212325647309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221232565136 + ... + 221232565145.

It is an arithmetic number, because the mean of its divisors is an integer number (663697695423).

Almost surely, 2^{2212325651405} is an apocalyptic number.

It is an amenable number.

2212325651405 is a deficient number, since it is larger than the sum of its proper divisors (442465130287).

2212325651405 is an equidigital number, since it uses as much as digits as its factorization.

2212325651405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442465130286.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 2212325651405 in words is "two trillion, two hundred twelve billion, three hundred twenty-five million, six hundred fifty-one thousand, four hundred five".