1200332142420 has 48 divisors (see below), whose sum is σ = 3390672761280. Its totient is φ = 317255927296.

The previous prime is 1200332142413. The next prime is 1200332142433. The reversal of 1200332142420 is 242412330021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88513290 + ... + 88526849.

It is an arithmetic number, because the mean of its divisors is an integer number (70639015860).

Almost surely, 2^{1200332142420} is an apocalyptic number.

1200332142420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200332142420 is an abundant number, since it is smaller than the sum of its proper divisors (2190340618860).

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

1200332142420 is a wasteful number, since it uses less digits than its factorization.

1200332142420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177040264 (or 177040262 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1200332142420 its reverse (242412330021), we get a palindrome (1442744472441).

The spelling of 1200332142420 in words is "one trillion, two hundred billion, three hundred thirty-two million, one hundred forty-two thousand, four hundred twenty".