1230023221222 has 16 divisors (see below), whose sum is σ = 1875399957792. Its totient is φ = 604891177920.

The previous prime is 1230023221183. The next prime is 1230023221249. The reversal of 1230023221222 is 2221223200321.

It is a junction number, because it is equal to n+sod(n) for n = 1230023221193 and 1230023221202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1667623 + ... + 2289325.

It is an arithmetic number, because the mean of its divisors is an integer number (117212497362).

Almost surely, 2^{1230023221222} is an apocalyptic number.

1230023221222 is a deficient number, since it is larger than the sum of its proper divisors (645376736570).

1230023221222 is a wasteful number, since it uses less digits than its factorization.

1230023221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637983.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 1230023221222 its reverse (2221223200321), we get a palindrome (3451246421543).

The spelling of 1230023221222 in words is "one trillion, two hundred thirty billion, twenty-three million, two hundred twenty-one thousand, two hundred twenty-two".