31322001332103 has 4 divisors (see below), whose sum is σ = 41762668442808. Its totient is φ = 20881334221400.

The previous prime is 31322001332101. The next prime is 31322001332129. The reversal of 31322001332103 is 30123310022313.

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 31322001332103 - 2¹ = 31322001332101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31322001332101) 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, 5220333555348 + ... + 5220333555353.

It is an arithmetic number, because the mean of its divisors is an integer number (10440667110702).

Almost surely, 2^{31322001332103} is an apocalyptic number.

31322001332103 is a deficient number, since it is larger than the sum of its proper divisors (10440667110705).

31322001332103 is a wasteful number, since it uses less digits than its factorization.

31322001332103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10440667110704.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 31322001332103 its reverse (30123310022313), we get a palindrome (61445311354416).

The spelling of 31322001332103 in words is "thirty-one trillion, three hundred twenty-two billion, one million, three hundred thirty-two thousand, one hundred three".