212410213040121 has 16 divisors (see below), whose sum is σ = 284797405347840. Its totient is φ = 140815440724880.

The previous prime is 212410213040071. The next prime is 212410213040197. The reversal of 212410213040121 is 121040312014212.

It is a cyclic number.

It is not a de Polignac number, because 212410213040121 - 2⁷ = 212410213039993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212410213040091 and 212410213040100.

It is not an unprimeable number, because it can be changed into a prime (212410213040521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64134705 + ... + 67365278.

It is an arithmetic number, because the mean of its divisors is an integer number (17799837834240).

Almost surely, 2^{212410213040121} is an apocalyptic number.

It is an amenable number.

212410213040121 is a deficient number, since it is larger than the sum of its proper divisors (72387192307719).

212410213040121 is a wasteful number, since it uses less digits than its factorization.

212410213040121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131502996.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 212410213040121 its reverse (121040312014212), we get a palindrome (333450525054333).

The spelling of 212410213040121 in words is "two hundred twelve trillion, four hundred ten billion, two hundred thirteen million, forty thousand, one hundred twenty-one".