1323200121102 has 96 divisors (see below), whose sum is σ = 2956929131520. Its totient is φ = 427427046720.

The previous prime is 1323200121101. The next prime is 1323200121109. The reversal of 1323200121102 is 2011210023231.

1323200121102 is a `hidden beast` number, since 132 + 320 + 0 + 1 + 211 + 0 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323200121101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37076727 + ... + 37112397.

It is an arithmetic number, because the mean of its divisors is an integer number (30801345120).

Almost surely, 2^{1323200121102} is an apocalyptic number.

1323200121102 is an abundant number, since it is smaller than the sum of its proper divisors (1633729010418).

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

1323200121102 is a wasteful number, since it uses less digits than its factorization.

1323200121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36158 (or 36155 counting only the distinct ones).

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

Adding to 1323200121102 its reverse (2011210023231), we get a palindrome (3334410144333).

The spelling of 1323200121102 in words is "one trillion, three hundred twenty-three billion, two hundred million, one hundred twenty-one thousand, one hundred two".