12523211100222 has 32 divisors (see below), whose sum is σ = 25472072505600. Its totient is φ = 4103468286528.

The previous prime is 12523211100203. The next prime is 12523211100269. The reversal of 12523211100222 is 22200111232521.

It is a junction number, because it is equal to n+sod(n) for n = 12523211100192 and 12523211100201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7286479 + ... + 8839637.

It is an arithmetic number, because the mean of its divisors is an integer number (796002265800).

Almost surely, 2^{12523211100222} is an apocalyptic number.

12523211100222 is an abundant number, since it is smaller than the sum of its proper divisors (12948861405378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12523211100222 is a wasteful number, since it uses less digits than its factorization.

12523211100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576000.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 12523211100222 its reverse (22200111232521), we get a palindrome (34723322332743).

The spelling of 12523211100222 in words is "twelve trillion, five hundred twenty-three billion, two hundred eleven million, one hundred thousand, two hundred twenty-two".