120202011221211 has 6 divisors (see below), whose sum is σ = 173625127319540. Its totient is φ = 80134674147468.

The previous prime is 120202011221203. The next prime is 120202011221221. The reversal of 120202011221211 is 112122110202021.

120202011221211 is a `hidden beast` number, since 1 + 20 + 202 + 0 + 11 + 221 + 211 = 666.

It is not a de Polignac number, because 120202011221211 - 2³ = 120202011221203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120202011221221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6677889512281 + ... + 6677889512298.

Almost surely, 2^{120202011221211} is an apocalyptic number.

120202011221211 is a deficient number, since it is larger than the sum of its proper divisors (53423116098329).

120202011221211 is a wasteful number, since it uses less digits than its factorization.

120202011221211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13355779024585 (or 13355779024582 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 120202011221211 its reverse (112122110202021), we get a palindrome (232324121423232).

The spelling of 120202011221211 in words is "one hundred twenty trillion, two hundred two billion, eleven million, two hundred twenty-one thousand, two hundred eleven".