2130212221123 has 8 divisors (see below), whose sum is σ = 2434593444192. Its totient is φ = 1825847295936.

The previous prime is 2130212221073. The next prime is 2130212221141. The reversal of 2130212221123 is 3211222120312.

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

It is a cyclic number.

It is not a de Polignac number, because 2130212221123 - 2⁹ = 2130212220611 is a prime.

It is a super-2 number, since 2×2130212221123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2130212221094 and 2130212221103.

It is not an unprimeable number, because it can be changed into a prime (2130212321123) 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, 3793090 + ... + 4318327.

It is an arithmetic number, because the mean of its divisors is an integer number (304324180524).

Almost surely, 2^{2130212221123} is an apocalyptic number.

2130212221123 is a deficient number, since it is larger than the sum of its proper divisors (304381223069).

2130212221123 is an equidigital number, since it uses as much as digits as its factorization.

2130212221123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8148941.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 2130212221123 its reverse (3211222120312), we get a palindrome (5341434341435).

The spelling of 2130212221123 in words is "two trillion, one hundred thirty billion, two hundred twelve million, two hundred twenty-one thousand, one hundred twenty-three".