243400300130 has 128 divisors (see below), whose sum is σ = 499736659968. Its totient is φ = 84742474752.

The previous prime is 243400300097. The next prime is 243400300183. The reversal of 243400300130 is 31003004342.

It is a super-2 number, since 2×243400300130² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23279984 + ... + 23290436.

It is an arithmetic number, because the mean of its divisors is an integer number (3904192656).

Almost surely, 2^243400300130 is an apocalyptic number.

243400300130 is an abundant number, since it is smaller than the sum of its proper divisors (256336359838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243400300130 is a wasteful number, since it uses less digits than its factorization.

243400300130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10660.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 243400300130 its reverse (31003004342), we get a palindrome (274403304472).

The spelling of 243400300130 in words is "two hundred forty-three billion, four hundred million, three hundred thousand, one hundred thirty".