2011021202012 has 48 divisors (see below), whose sum is σ = 3594661580160. Its totient is φ = 984189376512.

The previous prime is 2011021202009. The next prime is 2011021202017. The reversal of 2011021202012 is 2102021201102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011021202017) 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 15 ways as a sum of consecutive naturals, for example, 178292189 + ... + 178303467.

It is an arithmetic number, because the mean of its divisors is an integer number (74888782920).

Almost surely, 2^{2011021202012} is an apocalyptic number.

It is an amenable number.

2011021202012 is a deficient number, since it is larger than the sum of its proper divisors (1583640378148).

2011021202012 is a wasteful number, since it uses less digits than its factorization.

2011021202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15950 (or 15948 counting only the distinct ones).

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

Adding to 2011021202012 its reverse (2102021201102), we get a palindrome (4113042403114).

The spelling of 2011021202012 in words is "two trillion, eleven billion, twenty-one million, two hundred two thousand, twelve".