1225033222 has 72 divisors (see below), whose sum is σ = 2298182544. Its totient is φ = 487384128.

The previous prime is 1225033217. The next prime is 1225033261. The reversal of 1225033222 is 2223305221.

It is a junction number, because it is equal to n+sod(n) for n = 1225033193 and 1225033202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3085528 + ... + 3085924.

It is an arithmetic number, because the mean of its divisors is an integer number (31919202).

Almost surely, 2^1225033222 is an apocalyptic number.

1225033222 is a deficient number, since it is larger than the sum of its proper divisors (1073149322).

1225033222 is a wasteful number, since it uses less digits than its factorization.

1225033222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510 (or 466 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 1225033222 is about 35000.4745967823. The cubic root of 1225033222 is about 1069.9971531645.

Adding to 1225033222 its reverse (2223305221), we get a palindrome (3448338443).

The spelling of 1225033222 in words is "one billion, two hundred twenty-five million, thirty-three thousand, two hundred twenty-two".