30430122332240 has 40 divisors (see below), whose sum is σ = 71158994191368. Its totient is φ = 12101690263040.

The previous prime is 30430122332227. The next prime is 30430122332257. The reversal of 30430122332240 is 4223322103403.

It can be written as a sum of positive squares in 4 ways, for example, as 11298176348176 + 19131945984064 = 3361276^2 + 4374008^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1099340291 + ... + 1099367970.

Almost surely, 2^{30430122332240} is an apocalyptic number.

It is an amenable number.

30430122332240 is an abundant number, since it is smaller than the sum of its proper divisors (40728871859128).

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

30430122332240 is a wasteful number, since it uses less digits than its factorization.

30430122332240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2198708447 (or 2198708441 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 30430122332240 its reverse (4223322103403), we get a palindrome (34653444435643).

The spelling of 30430122332240 in words is "thirty trillion, four hundred thirty billion, one hundred twenty-two million, three hundred thirty-two thousand, two hundred forty".