1223133100222 has 16 divisors (see below), whose sum is σ = 2001606505344. Its totient is φ = 555937375000.

The previous prime is 1223133100159. The next prime is 1223133100223. The reversal of 1223133100222 is 2220013313221.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1223133100193 and 1223133100202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223133100223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1220404 + ... + 1983847.

It is an arithmetic number, because the mean of its divisors is an integer number (125100406584).

Almost surely, 2^{1223133100222} is an apocalyptic number.

1223133100222 is a deficient number, since it is larger than the sum of its proper divisors (778473405122).

1223133100222 is a wasteful number, since it uses less digits than its factorization.

1223133100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3221615.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1223133100222 its reverse (2220013313221), we get a palindrome (3443146413443).

The spelling of 1223133100222 in words is "one trillion, two hundred twenty-three billion, one hundred thirty-three million, one hundred thousand, two hundred twenty-two".