120443140223432 has 128 divisors (see below), whose sum is σ = 254278041212160. Its totient is φ = 53067203481600.

The previous prime is 120443140223429. The next prime is 120443140223449. The reversal of 120443140223432 is 234322041344021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120443140223392 and 120443140223401.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4668144932 + ... + 4668170732.

It is an arithmetic number, because the mean of its divisors is an integer number (1986547196970).

Almost surely, 2^{120443140223432} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120443140223432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127139020606080).

120443140223432 is an abundant number, since it is smaller than the sum of its proper divisors (133834900988728).

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

120443140223432 is a wasteful number, since it uses less digits than its factorization.

120443140223432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29623 (or 29619 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 120443140223432 its reverse (234322041344021), we get a palindrome (354765181567453).

The spelling of 120443140223432 in words is "one hundred twenty trillion, four hundred forty-three billion, one hundred forty million, two hundred twenty-three thousand, four hundred thirty-two".