1230222312120 has 128 divisors (see below), whose sum is σ = 3961296498240. Its totient is φ = 304532029440.

The previous prime is 1230222312101. The next prime is 1230222312139. The reversal of 1230222312120 is 212132220321.

It is an interprime number because it is at equal distance from previous prime (1230222312101) and next prime (1230222312139).

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 31 ways as a sum of consecutive naturals, for example, 3981561 + ... + 4279400.

Almost surely, 2^{1230222312120} is an apocalyptic number.

1230222312120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1230222312120 is an abundant number, since it is smaller than the sum of its proper divisors (2731074186120).

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

1230222312120 is a wasteful number, since it uses less digits than its factorization.

1230222312120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8261065 (or 8261061 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1230222312120 its reverse (212132220321), we get a palindrome (1442354532441).

The spelling of 1230222312120 in words is "one trillion, two hundred thirty billion, two hundred twenty-two million, three hundred twelve thousand, one hundred twenty".