213119578012 has 24 divisors (see below), whose sum is σ = 407124426240. Its totient is φ = 96810683760.

The previous prime is 213119577973. The next prime is 213119578013. The reversal of 213119578012 is 210875911312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213119578013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1476562 + ... + 1614457.

It is an arithmetic number, because the mean of its divisors is an integer number (16963517760).

Almost surely, 2^213119578012 is an apocalyptic number.

213119578012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

213119578012 is a deficient number, since it is larger than the sum of its proper divisors (194004848228).

213119578012 is a wasteful number, since it uses less digits than its factorization.

213119578012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3092601 (or 3092599 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 40.

The spelling of 213119578012 in words is "two hundred thirteen billion, one hundred nineteen million, five hundred seventy-eight thousand, twelve".