243400300214 has 12 divisors (see below), whose sum is σ = 373788622476. Its totient is φ = 118869912252.

The previous prime is 243400300211. The next prime is 243400300237. The reversal of 243400300214 is 412003004342.

It is a super-2 number, since 2×243400300214² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 243400300214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243400300211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32906024 + ... + 32913419.

It is an arithmetic number, because the mean of its divisors is an integer number (31149051873).

Almost surely, 2^243400300214 is an apocalyptic number.

243400300214 is a deficient number, since it is larger than the sum of its proper divisors (130388322262).

243400300214 is an equidigital number, since it uses as much as digits as its factorization.

243400300214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65819531 (or 65819488 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 243400300214 its reverse (412003004342), we get a palindrome (655403304556).

The spelling of 243400300214 in words is "two hundred forty-three billion, four hundred million, three hundred thousand, two hundred fourteen".