1200231110322 has 64 divisors (see below), whose sum is σ = 2816040998400. Its totient is φ = 377875167120.

The previous prime is 1200231110317. The next prime is 1200231110387. The reversal of 1200231110322 is 2230111320021.

1200231110322 is a `hidden beast` number, since 1 + 2 + 0 + 0 + 231 + 110 + 322 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1200231110295 and 1200231110304.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1427488 + ... + 2106699.

It is an arithmetic number, because the mean of its divisors is an integer number (44000640600).

Almost surely, 2^{1200231110322} is an apocalyptic number.

1200231110322 is an abundant number, since it is smaller than the sum of its proper divisors (1615809888078).

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

1200231110322 is a wasteful number, since it uses less digits than its factorization.

1200231110322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3534548 (or 3534542 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1200231110322 its reverse (2230111320021), we get a palindrome (3430342430343).

The spelling of 1200231110322 in words is "one trillion, two hundred billion, two hundred thirty-one million, one hundred ten thousand, three hundred twenty-two".