120230434432 has 64 divisors (see below), whose sum is σ = 257396624640. Its totient is φ = 55734497280.

The previous prime is 120230434409. The next prime is 120230434451. The reversal of 120230434432 is 234434032021.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 120230434432.

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, 266544 + ... + 558127.

It is an arithmetic number, because the mean of its divisors is an integer number (4021822260).

Almost surely, 2^120230434432 is an apocalyptic number.

It is an amenable number.

120230434432 is an abundant number, since it is smaller than the sum of its proper divisors (137166190208).

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

120230434432 is an equidigital number, since it uses as much as digits as its factorization.

120230434432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824769 (or 824757 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 120230434432 its reverse (234434032021), we get a palindrome (354664466453).

The spelling of 120230434432 in words is "one hundred twenty billion, two hundred thirty million, four hundred thirty-four thousand, four hundred thirty-two".