2212403555 has 8 divisors (see below), whose sum is σ = 2655703152. Its totient is φ = 1769376928.

The previous prime is 2212403549. The next prime is 2212403561. The reversal of 2212403555 is 5553042122.

It is an interprime number because it is at equal distance from previous prime (2212403549) and next prime (2212403561).

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

It is a cyclic number.

It is not a de Polignac number, because 2212403555 - 2¹² = 2212399459 is a prime.

It is a super-3 number, since 3×2212403555³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 49964 + ... + 83193.

It is an arithmetic number, because the mean of its divisors is an integer number (331962894).

Almost surely, 2^2212403555 is an apocalyptic number.

2212403555 is a deficient number, since it is larger than the sum of its proper divisors (443299597).

2212403555 is a wasteful number, since it uses less digits than its factorization.

2212403555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136485.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 2212403555 is about 47036.1940956111. The cubic root of 2212403555 is about 1303.0311036593.

Adding to 2212403555 its reverse (5553042122), we get a palindrome (7765445677).

The spelling of 2212403555 in words is "two billion, two hundred twelve million, four hundred three thousand, five hundred fifty-five".