2212223552450 has 48 divisors (see below), whose sum is σ = 4340123151840. Its totient is φ = 836608752000.

The previous prime is 2212223552423. The next prime is 2212223552467. The reversal of 2212223552450 is 542553222122.

It is a self number, because there is not a number n which added to its sum of digits gives 2212223552450.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1904891 + ... + 2837790.

It is an arithmetic number, because the mean of its divisors is an integer number (90419232330).

Almost surely, 2^{2212223552450} is an apocalyptic number.

2212223552450 is a deficient number, since it is larger than the sum of its proper divisors (2127899599390).

2212223552450 is a wasteful number, since it uses less digits than its factorization.

2212223552450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4743203 (or 4743198 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 2212223552450 its reverse (542553222122), we get a palindrome (2754776774572).

The spelling of 2212223552450 in words is "two trillion, two hundred twelve billion, two hundred twenty-three million, five hundred fifty-two thousand, four hundred fifty".