120342226132 has 24 divisors (see below), whose sum is σ = 214268382720. Its totient is φ = 59123640960.

The previous prime is 120342226099. The next prime is 120342226133. The reversal of 120342226132 is 231622243021.

It is a self number, because there is not a number n which added to its sum of digits gives 120342226132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120342226133) 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, 392013 + ... + 627979.

It is an arithmetic number, because the mean of its divisors is an integer number (8927849280).

Almost surely, 2^120342226132 is an apocalyptic number.

It is an amenable number.

120342226132 is a deficient number, since it is larger than the sum of its proper divisors (93926156588).

120342226132 is a wasteful number, since it uses less digits than its factorization.

120342226132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238191 (or 238189 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 120342226132 its reverse (231622243021), we get a palindrome (351964469153).

The spelling of 120342226132 in words is "one hundred twenty billion, three hundred forty-two million, two hundred twenty-six thousand, one hundred thirty-two".