212302121130123 has 32 divisors (see below), whose sum is σ = 291219065427456. Its totient is φ = 137473290724608.

The previous prime is 212302121130101. The next prime is 212302121130131. The reversal of 212302121130123 is 321031121203212.

It is not a de Polignac number, because 212302121130123 - 2⁶ = 212302121130059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212302121130093 and 212302121130102.

It is not an unprimeable number, because it can be changed into a prime (212302121130193) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 155680036 + ... + 157037822.

It is an arithmetic number, because the mean of its divisors is an integer number (9100595794608).

Almost surely, 2^{212302121130123} is an apocalyptic number.

212302121130123 is a deficient number, since it is larger than the sum of its proper divisors (78916944297333).

212302121130123 is a wasteful number, since it uses less digits than its factorization.

212302121130123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360243.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 212302121130123 its reverse (321031121203212), we get a palindrome (533333242333335).

The spelling of 212302121130123 in words is "two hundred twelve trillion, three hundred two billion, one hundred twenty-one million, one hundred thirty thousand, one hundred twenty-three".