213400044232132 has 12 divisors (see below), whose sum is σ = 374312548719676. Its totient is φ = 106453601740800.

The previous prime is 213400044232127. The next prime is 213400044232181. The reversal of 213400044232132 is 231232440004312.

It can be written as a sum of positive squares in 2 ways, for example, as 90959976842436 + 122440067389696 = 9537294^2 + 11065264^2 .

It is a junction number, because it is equal to n+sod(n) for n = 213400044232094 and 213400044232103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61605091869 + ... + 61605095332.

Almost surely, 2^{213400044232132} is an apocalyptic number.

It is an amenable number.

213400044232132 is a deficient number, since it is larger than the sum of its proper divisors (160912504487544).

213400044232132 is a wasteful number, since it uses less digits than its factorization.

213400044232132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123210187638 (or 123210187636 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 213400044232132 its reverse (231232440004312), we get a palindrome (444632484236444).

The spelling of 213400044232132 in words is "two hundred thirteen trillion, four hundred billion, forty-four million, two hundred thirty-two thousand, one hundred thirty-two".