32121200002103 has 4 divisors (see below), whose sum is σ = 32121237793728. Its totient is φ = 32121162210480.

The previous prime is 32121200002081. The next prime is 32121200002153. The reversal of 32121200002103 is 30120000212123.

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

It is a cyclic number.

It is not a de Polignac number, because 32121200002103 - 2⁶ = 32121200002039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32121200002153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17590838 + ... + 19330803.

It is an arithmetic number, because the mean of its divisors is an integer number (8030309448432).

Almost surely, 2^{32121200002103} is an apocalyptic number.

32121200002103 is a deficient number, since it is larger than the sum of its proper divisors (37791625).

32121200002103 is an equidigital number, since it uses as much as digits as its factorization.

32121200002103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37791624.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 32121200002103 its reverse (30120000212123), we get a palindrome (62241200214226).

The spelling of 32121200002103 in words is "thirty-two trillion, one hundred twenty-one billion, two hundred million, two thousand, one hundred three".