10121000212011 has 12 divisors (see below), whose sum is σ = 14612568354168. Its totient is φ = 6228307822464.

The previous prime is 10121000211997. The next prime is 10121000212051. The reversal of 10121000212011 is 11021200012101.

It is not a de Polignac number, because 10121000212011 - 2⁶ = 10121000211947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10121000212051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9981262030 + ... + 9981263043.

It is an arithmetic number, because the mean of its divisors is an integer number (1217714029514).

Almost surely, 2^{10121000212011} is an apocalyptic number.

10121000212011 is a deficient number, since it is larger than the sum of its proper divisors (4491568142157).

10121000212011 is a wasteful number, since it uses less digits than its factorization.

10121000212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19962525102 (or 19962525089 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10121000212011 its reverse (11021200012101), we get a palindrome (21142200224112).

The spelling of 10121000212011 in words is "ten trillion, one hundred twenty-one billion, two hundred twelve thousand, eleven".