201211012002012 has 12 divisors (see below), whose sum is σ = 469492361338056. Its totient is φ = 67070337334000.

The previous prime is 201211012001983. The next prime is 201211012002101. The reversal of 201211012002012 is 210200210112102.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×201211012002012² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201211012001982 and 201211012002000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8383792166739 + ... + 8383792166762.

It is an arithmetic number, because the mean of its divisors is an integer number (39124363444838).

Almost surely, 2^{201211012002012} is an apocalyptic number.

It is an amenable number.

201211012002012 is an abundant number, since it is smaller than the sum of its proper divisors (268281349336044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201211012002012 is a wasteful number, since it uses less digits than its factorization.

201211012002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16767584333508 (or 16767584333506 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201211012002012 its reverse (210200210112102), we get a palindrome (411411222114114).

The spelling of 201211012002012 in words is "two hundred one trillion, two hundred eleven billion, twelve million, two thousand, twelve".