1323212032002 has 16 divisors (see below), whose sum is σ = 3024484644672. Its totient is φ = 378060580560.

The previous prime is 1323212031997. The next prime is 1323212032003. The reversal of 1323212032002 is 2002302123231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1323212032002.

It is not an unprimeable number, because it can be changed into a prime (1323212032003) 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, 15752524149 + ... + 15752524232.

It is an arithmetic number, because the mean of its divisors is an integer number (189030290292).

Almost surely, 2^{1323212032002} is an apocalyptic number.

1323212032002 is an abundant number, since it is smaller than the sum of its proper divisors (1701272612670).

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

1323212032002 is a wasteful number, since it uses less digits than its factorization.

1323212032002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31505048393.

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

Adding to 1323212032002 its reverse (2002302123231), we get a palindrome (3325514155233).

The spelling of 1323212032002 in words is "one trillion, three hundred twenty-three billion, two hundred twelve million, thirty-two thousand, two".