213113244322 has 24 divisors (see below), whose sum is σ = 354851641116. Its totient is φ = 95910540000.

The previous prime is 213113244307. The next prime is 213113244373. The reversal of 213113244322 is 223442311312.

It can be written as a sum of positive squares in 2 ways, for example, as 136693617841 + 76419626481 = 369721^2 + 276441^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4335129 + ... + 4384012.

Almost surely, 2^213113244322 is an apocalyptic number.

213113244322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

213113244322 is a deficient number, since it is larger than the sum of its proper divisors (141738396794).

213113244322 is a wasteful number, since it uses less digits than its factorization.

213113244322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8719266 (or 8719255 counting only the distinct ones).

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

Adding to 213113244322 its reverse (223442311312), we get a palindrome (436555555634).

The spelling of 213113244322 in words is "two hundred thirteen billion, one hundred thirteen million, two hundred forty-four thousand, three hundred twenty-two".