120212121102002 has 4 divisors (see below), whose sum is σ = 180318181653006. Its totient is φ = 60106060551000.

The previous prime is 120212121101993. The next prime is 120212121102043. The reversal of 120212121102002 is 200201121212021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 111097101948121 + 9115019153881 = 10540261^2 + 3019109^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30053030275499 + ... + 30053030275502.

Almost surely, 2^{120212121102002} is an apocalyptic number.

120212121102002 is a deficient number, since it is larger than the sum of its proper divisors (60106060551004).

120212121102002 is an equidigital number, since it uses as much as digits as its factorization.

120212121102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60106060551003.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 120212121102002 its reverse (200201121212021), we get a palindrome (320413242314023).

The spelling of 120212121102002 in words is "one hundred twenty trillion, two hundred twelve billion, one hundred twenty-one million, one hundred two thousand, two".