213202333412 has 6 divisors (see below), whose sum is σ = 373104083478. Its totient is φ = 106601166704.

The previous prime is 213202333339. The next prime is 213202333423. The reversal of 213202333412 is 214333202312.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 149609598436 + 63592734976 = 386794^2 + 252176^2 .

It is a super-2 number, since 2×213202333412² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26650291673 + ... + 26650291680.

It is an arithmetic number, because the mean of its divisors is an integer number (62184013913).

Almost surely, 2^213202333412 is an apocalyptic number.

It is an amenable number.

213202333412 is a deficient number, since it is larger than the sum of its proper divisors (159901750066).

213202333412 is a wasteful number, since it uses less digits than its factorization.

213202333412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53300583357 (or 53300583355 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 213202333412 its reverse (214333202312), we get a palindrome (427535535724).

The spelling of 213202333412 in words is "two hundred thirteen billion, two hundred two million, three hundred thirty-three thousand, four hundred twelve".