120001002122 has 8 divisors (see below), whose sum is σ = 180995987172. Its totient is φ = 59669006400.

The previous prime is 120001002113. The next prime is 120001002127. The reversal of 120001002122 is 221200100021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 120000580921 + 421201 = 346411^2 + 649^2 .

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 (120001002127) 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, 165746879 + ... + 165747602.

Almost surely, 2^120001002122 is an apocalyptic number.

120001002122 is a deficient number, since it is larger than the sum of its proper divisors (60994985050).

120001002122 is a wasteful number, since it uses less digits than its factorization.

120001002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331494664.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 120001002122 its reverse (221200100021), we get a palindrome (341201102143).

The spelling of 120001002122 in words is "one hundred twenty billion, one million, two thousand, one hundred twenty-two".