2212212246506 has 8 divisors (see below), whose sum is σ = 3432743141220. Its totient is φ = 1067964532768.

The previous prime is 2212212246451. The next prime is 2212212246511. The reversal of 2212212246506 is 6056422122122.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2053761279025 + 158450967481 = 1433095^2 + 398059^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2212212246506² (a number of 25 digits) contains 22 as substring.

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, 19070795171 + ... + 19070795286.

Almost surely, 2^{2212212246506} is an apocalyptic number.

2212212246506 is a deficient number, since it is larger than the sum of its proper divisors (1220530894714).

2212212246506 is a wasteful number, since it uses less digits than its factorization.

2212212246506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38141590488.

The product of its (nonzero) digits is 46080, while the sum is 35.

Adding to 2212212246506 its reverse (6056422122122), we get a palindrome (8268634368628).

The spelling of 2212212246506 in words is "two trillion, two hundred twelve billion, two hundred twelve million, two hundred forty-six thousand, five hundred six".