1201232203320 has 32 divisors (see below), whose sum is σ = 3603696610320. Its totient is φ = 320328587520.

The previous prime is 1201232203319. The next prime is 1201232203321. The reversal of 1201232203320 is 233022321021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1201232203319) and next prime (1201232203321).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201232203321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5005134061 + ... + 5005134300.

Almost surely, 2^{1201232203320} is an apocalyptic number.

1201232203320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201232203320 is an abundant number, since it is smaller than the sum of its proper divisors (2402464407000).

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

1201232203320 is a wasteful number, since it uses less digits than its factorization.

1201232203320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10010268375 (or 10010268371 counting only the distinct ones).

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

Adding to 1201232203320 its reverse (233022321021), we get a palindrome (1434254524341).

The spelling of 1201232203320 in words is "one trillion, two hundred one billion, two hundred thirty-two million, two hundred three thousand, three hundred twenty".