1230220326066 has 128 divisors (see below), whose sum is σ = 2719480780800. Its totient is φ = 369471352320.

The previous prime is 1230220325987. The next prime is 1230220326103. The reversal of 1230220326066 is 6606230220321.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 388939401 + ... + 388942563.

It is an arithmetic number, because the mean of its divisors is an integer number (21245943600).

Almost surely, 2^{1230220326066} is an apocalyptic number.

1230220326066 is an abundant number, since it is smaller than the sum of its proper divisors (1489260454734).

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

1230220326066 is a wasteful number, since it uses less digits than its factorization.

1230220326066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4944.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 1230220326066 its reverse (6606230220321), we get a palindrome (7836450546387).

The spelling of 1230220326066 in words is "one trillion, two hundred thirty billion, two hundred twenty million, three hundred twenty-six thousand, sixty-six".