1220232312300 has 72 divisors (see below), whose sum is σ = 3535575864912. Its totient is φ = 324931040000.

The previous prime is 1220232312289. The next prime is 1220232312311. The reversal of 1220232312300 is 32132320221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1220232312289) and next prime (1220232312311).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2690871 + ... + 3111470.

It is an arithmetic number, because the mean of its divisors is an integer number (49105220346).

Almost surely, 2^{1220232312300} is an apocalyptic number.

1220232312300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1220232312300 is an abundant number, since it is smaller than the sum of its proper divisors (2315343552612).

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

1220232312300 is a wasteful number, since it uses less digits than its factorization.

1220232312300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5803059 (or 5803052 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1220232312300 its reverse (32132320221), we get a palindrome (1252364632521).

The spelling of 1220232312300 in words is "one trillion, two hundred twenty billion, two hundred thirty-two million, three hundred twelve thousand, three hundred".