212053135413 has 64 divisors (see below), whose sum is σ = 342114877440. Its totient is φ = 114261235200.

The previous prime is 212053135379. The next prime is 212053135447. The reversal of 212053135413 is 314531350212.

It is an interprime number because it is at equal distance from previous prime (212053135379) and next prime (212053135447).

It is not a de Polignac number, because 212053135413 - 2⁸ = 212053135157 is a prime.

It is a super-2 number, since 2×212053135413² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212053135013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23403478 + ... + 23412536.

It is an arithmetic number, because the mean of its divisors is an integer number (5345544960).

Almost surely, 2^212053135413 is an apocalyptic number.

It is an amenable number.

212053135413 is a deficient number, since it is larger than the sum of its proper divisors (130061742027).

212053135413 is a wasteful number, since it uses less digits than its factorization.

212053135413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10018.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 212053135413 its reverse (314531350212), we get a palindrome (526584485625).

The spelling of 212053135413 in words is "two hundred twelve billion, fifty-three million, one hundred thirty-five thousand, four hundred thirteen".