213266116128 has 96 divisors (see below), whose sum is σ = 603020690496. Its totient is φ = 65605782528.

The previous prime is 213266116109. The next prime is 213266116153. The reversal of 213266116128 is 821611662312.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6506950 + ... + 6539642.

It is an arithmetic number, because the mean of its divisors is an integer number (6281465526).

Almost surely, 2^213266116128 is an apocalyptic number.

It is an amenable number.

213266116128 is an abundant number, since it is smaller than the sum of its proper divisors (389754574368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213266116128 is a wasteful number, since it uses less digits than its factorization.

213266116128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37946 (or 37938 counting only the distinct ones).

The product of its digits is 41472, while the sum is 39.

The spelling of 213266116128 in words is "two hundred thirteen billion, two hundred sixty-six million, one hundred sixteen thousand, one hundred twenty-eight".