213042211000431 has 16 divisors (see below), whose sum is σ = 285110092265856. Its totient is φ = 141501411534816.

The previous prime is 213042211000351. The next prime is 213042211000433. The reversal of 213042211000431 is 134000112240312.

It is not a de Polignac number, because 213042211000431 - 2⁴³ = 204246117978223 is a prime.

It is a super-2 number, since 2×213042211000431² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213042211000433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17205385 + ... + 26872098.

It is an arithmetic number, because the mean of its divisors is an integer number (17819380766616).

Almost surely, 2^{213042211000431} is an apocalyptic number.

213042211000431 is a deficient number, since it is larger than the sum of its proper divisors (72067881265425).

213042211000431 is a wasteful number, since it uses less digits than its factorization.

213042211000431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44083462.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 213042211000431 its reverse (134000112240312), we get a palindrome (347042323240743).

The spelling of 213042211000431 in words is "two hundred thirteen trillion, forty-two billion, two hundred eleven million, four hundred thirty-one", and thus it is an aban number.