120072306532 has 24 divisors (see below), whose sum is σ = 211146122880. Its totient is φ = 59745178080.

The previous prime is 120072306511. The next prime is 120072306533. The reversal of 120072306532 is 235603270021.

It is a junction number, because it is equal to n+sod(n) for n = 120072306494 and 120072306503.

It is not an unprimeable number, because it can be changed into a prime (120072306533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1422618 + ... + 1504654.

It is an arithmetic number, because the mean of its divisors is an integer number (8797755120).

Almost surely, 2^120072306532 is an apocalyptic number.

It is an amenable number.

120072306532 is a deficient number, since it is larger than the sum of its proper divisors (91073816348).

120072306532 is a wasteful number, since it uses less digits than its factorization.

120072306532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83811 (or 83809 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

Adding to 120072306532 its reverse (235603270021), we get a palindrome (355675576553).

The spelling of 120072306532 in words is "one hundred twenty billion, seventy-two million, three hundred six thousand, five hundred thirty-two".