1222234556802 has 16 divisors (see below), whose sum is σ = 2793678987072. Its totient is φ = 349209873360.

The previous prime is 1222234556801. The next prime is 1222234556857. The reversal of 1222234556802 is 2086554322221.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 29100822781 = 1222234556802 / (1 + 2 + 2 + 2 + 2 + 3 + 4 + 5 + 5 + 6 + 8 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (1222234556801) 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, 14550411349 + ... + 14550411432.

It is an arithmetic number, because the mean of its divisors is an integer number (174604936692).

Almost surely, 2^{1222234556802} is an apocalyptic number.

1222234556802 is an abundant number, since it is smaller than the sum of its proper divisors (1571444430270).

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

1222234556802 is a wasteful number, since it uses less digits than its factorization.

1222234556802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29100822793.

The product of its (nonzero) digits is 460800, while the sum is 42.

The spelling of 1222234556802 in words is "one trillion, two hundred twenty-two billion, two hundred thirty-four million, five hundred fifty-six thousand, eight hundred two".