120221320002 has 16 divisors (see below), whose sum is σ = 274791588672. Its totient is φ = 34348948560.

The previous prime is 120221319991. The next prime is 120221320003. The reversal of 120221320002 is 200023122021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (120221320003) 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, 1431206149 + ... + 1431206232.

It is an arithmetic number, because the mean of its divisors is an integer number (17174474292).

Almost surely, 2^120221320002 is an apocalyptic number.

120221320002 is an abundant number, since it is smaller than the sum of its proper divisors (154570268670).

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

120221320002 is a wasteful number, since it uses less digits than its factorization.

120221320002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2862412393.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 120221320002 its reverse (200023122021), we get a palindrome (320244442023).

The spelling of 120221320002 in words is "one hundred twenty billion, two hundred twenty-one million, three hundred twenty thousand, two".