32121123012203 has 4 divisors (see below), whose sum is σ = 32421320423640. Its totient is φ = 31820925600768.

The previous prime is 32121123012197. The next prime is 32121123012373. The reversal of 32121123012203 is 30221032112123.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32121123012203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32121123092203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150098705558 + ... + 150098705771.

It is an arithmetic number, because the mean of its divisors is an integer number (8105330105910).

Almost surely, 2^{32121123012203} is an apocalyptic number.

32121123012203 is a deficient number, since it is larger than the sum of its proper divisors (300197411437).

32121123012203 is a wasteful number, since it uses less digits than its factorization.

32121123012203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300197411436.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 32121123012203 its reverse (30221032112123), we get a palindrome (62342155124326).

The spelling of 32121123012203 in words is "thirty-two trillion, one hundred twenty-one billion, one hundred twenty-three million, twelve thousand, two hundred three".