213344031412 has 24 divisors (see below), whose sum is σ = 375588964800. Its totient is φ = 106034799936.

The previous prime is 213344031409. The next prime is 213344031463. The reversal of 213344031412 is 214130443312.

It is a happy number.

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, 212139 + ... + 686797.

It is an arithmetic number, because the mean of its divisors is an integer number (15649540200).

Almost surely, 2^213344031412 is an apocalyptic number.

It is an amenable number.

213344031412 is a deficient number, since it is larger than the sum of its proper divisors (162244933388).

213344031412 is a wasteful number, since it uses less digits than its factorization.

213344031412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475335 (or 475333 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 213344031412 its reverse (214130443312), we get a palindrome (427474474724).

The spelling of 213344031412 in words is "two hundred thirteen billion, three hundred forty-four million, thirty-one thousand, four hundred twelve".