120122021002 has 8 divisors (see below), whose sum is σ = 180283083012. Its totient is φ = 60027660000.

The previous prime is 120122020987. The next prime is 120122021003. The reversal of 120122021002 is 200120221021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 85878888601 + 34243132401 = 293051^2 + 185049^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (120122021003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16670749 + ... + 16677952.

Almost surely, 2^120122021002 is an apocalyptic number.

120122021002 is a deficient number, since it is larger than the sum of its proper divisors (60161062010).

120122021002 is a wasteful number, since it uses less digits than its factorization.

120122021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33350504.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 120122021002 its reverse (200120221021), we get a palindrome (320242242023).

The spelling of 120122021002 in words is "one hundred twenty billion, one hundred twenty-two million, twenty-one thousand, two".