121011200210012 has 12 divisors (see below), whose sum is σ = 242022400420080. Its totient is φ = 51861942947136.

The previous prime is 121011200209981. The next prime is 121011200210101. The reversal of 121011200210012 is 210012002110121.

121011200210012 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 2160914289437 + ... + 2160914289492.

It is an arithmetic number, because the mean of its divisors is an integer number (20168533368340).

Almost surely, 2^{121011200210012} is an apocalyptic number.

It is an amenable number.

121011200210012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

121011200210012 is a wasteful number, since it uses less digits than its factorization.

121011200210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4321828578940 (or 4321828578938 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121011200210012 its reverse (210012002110121), we get a palindrome (331023202320133).

The spelling of 121011200210012 in words is "one hundred twenty-one trillion, eleven billion, two hundred million, two hundred ten thousand, twelve".