213303111025124 has 12 divisors (see below), whose sum is σ = 373281414991548. Its totient is φ = 106651278170400.

The previous prime is 213303111025117. The next prime is 213303111025127. The reversal of 213303111025124 is 421520111303312.

It can be written as a sum of positive squares in 2 ways, for example, as 156865154274724 + 56437956750400 = 12524582^2 + 7512520^2 .

It is not an unprimeable number, because it can be changed into a prime (213303111025127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67600247 + ... + 70685214.

It is an arithmetic number, because the mean of its divisors is an integer number (31106784582629).

Almost surely, 2^{213303111025124} is an apocalyptic number.

It is an amenable number.

213303111025124 is a deficient number, since it is larger than the sum of its proper divisors (159978303966424).

213303111025124 is a wasteful number, since it uses less digits than its factorization.

213303111025124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138671086 (or 138671084 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 213303111025124 its reverse (421520111303312), we get a palindrome (634823222328436).

The spelling of 213303111025124 in words is "two hundred thirteen trillion, three hundred three billion, one hundred eleven million, twenty-five thousand, one hundred twenty-four".