213064145121524 has 24 divisors (see below), whose sum is σ = 386310327223296. Its totient is φ = 102715127676000.

The previous prime is 213064145121497. The next prime is 213064145121559. The reversal of 213064145121524 is 425121541460312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3170186387 + ... + 3170253594.

It is an arithmetic number, because the mean of its divisors is an integer number (16096263634304).

Almost surely, 2^{213064145121524} is an apocalyptic number.

It is an amenable number.

213064145121524 is a deficient number, since it is larger than the sum of its proper divisors (173246182101772).

213064145121524 is a wasteful number, since it uses less digits than its factorization.

213064145121524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6340440287 (or 6340440285 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 41.

Adding to 213064145121524 its reverse (425121541460312), we get a palindrome (638185686581836).

The spelling of 213064145121524 in words is "two hundred thirteen trillion, sixty-four billion, one hundred forty-five million, one hundred twenty-one thousand, five hundred twenty-four".