213312020002123 has 8 divisors (see below), whose sum is σ = 247423750280192. Its totient is φ = 180109935864936.

The previous prime is 213312020002121. The next prime is 213312020002139. The reversal of 213312020002123 is 321200020213312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 213312020002123 - 2¹ = 213312020002121 is a prime.

It is a super-2 number, since 2×213312020002123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213312020002094 and 213312020002103.

It is not an unprimeable number, because it can be changed into a prime (213312020002121) 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, 227411534715 + ... + 227411535652.

It is an arithmetic number, because the mean of its divisors is an integer number (30927968785024).

Almost surely, 2^{213312020002123} is an apocalyptic number.

213312020002123 is a deficient number, since it is larger than the sum of its proper divisors (34111730278069).

213312020002123 is an equidigital number, since it uses as much as digits as its factorization.

213312020002123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454823070441.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 213312020002123 its reverse (321200020213312), we get a palindrome (534512040215435).

The spelling of 213312020002123 in words is "two hundred thirteen trillion, three hundred twelve billion, twenty million, two thousand, one hundred twenty-three".