212250415333415 has 4 divisors (see below), whose sum is σ = 254700498400104. Its totient is φ = 169800332266728.

The previous prime is 212250415333309. The next prime is 212250415333417. The reversal of 212250415333415 is 514333514052212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212250415333415 - 2²² = 212250411139111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212250415333417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21225041533337 + ... + 21225041533346.

It is an arithmetic number, because the mean of its divisors is an integer number (63675124600026).

Almost surely, 2^{212250415333415} is an apocalyptic number.

212250415333415 is a deficient number, since it is larger than the sum of its proper divisors (42450083066689).

212250415333415 is an equidigital number, since it uses as much as digits as its factorization.

212250415333415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42450083066688.

The product of its (nonzero) digits is 432000, while the sum is 41.

Adding to 212250415333415 its reverse (514333514052212), we get a palindrome (726583929385627).

The spelling of 212250415333415 in words is "two hundred twelve trillion, two hundred fifty billion, four hundred fifteen million, three hundred thirty-three thousand, four hundred fifteen".