200120122112012 has 24 divisors (see below), whose sum is σ = 356818692522096. Its totient is φ = 98171932068288.

The previous prime is 200120122111961. The next prime is 200120122112017. The reversal of 200120122112012 is 210211221021002.

It is not an unprimeable number, because it can be changed into a prime (200120122112017) 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, 184013798 + ... + 185098130.

It is an arithmetic number, because the mean of its divisors is an integer number (14867445521754).

Almost surely, 2^{200120122112012} is an apocalyptic number.

It is an amenable number.

200120122112012 is a deficient number, since it is larger than the sum of its proper divisors (156698570410084).

200120122112012 is a wasteful number, since it uses less digits than its factorization.

200120122112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1954937 (or 1954935 counting only the distinct ones).

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

Adding to 200120122112012 its reverse (210211221021002), we get a palindrome (410331343133014).

The spelling of 200120122112012 in words is "two hundred trillion, one hundred twenty billion, one hundred twenty-two million, one hundred twelve thousand, twelve".