20121202002011 has 8 divisors (see below), whose sum is σ = 22081841720064. Its totient is φ = 18182468873320.

The previous prime is 20121202002007. The next prime is 20121202002017. The reversal of 20121202002011 is 11020020212102.

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

It is a cyclic number.

It is not a de Polignac number, because 20121202002011 - 2² = 20121202002007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20121202002017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5476645415 + ... + 5476649088.

It is an arithmetic number, because the mean of its divisors is an integer number (2760230215008).

Almost surely, 2^{20121202002011} is an apocalyptic number.

20121202002011 is a deficient number, since it is larger than the sum of its proper divisors (1960639718053).

20121202002011 is a wasteful number, since it uses less digits than its factorization.

20121202002011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10953294681.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20121202002011 its reverse (11020020212102), we get a palindrome (31141222214113).

The spelling of 20121202002011 in words is "twenty trillion, one hundred twenty-one billion, two hundred two million, two thousand, eleven".