2101012010212 has 24 divisors (see below), whose sum is σ = 3772796469120. Its totient is φ = 1023282022560.

The previous prime is 2101012010159. The next prime is 2101012010219. The reversal of 2101012010212 is 2120102101012.

It is a junction number, because it is equal to n+sod(n) for n = 2101012010192 and 2101012010201.

It is not an unprimeable number, because it can be changed into a prime (2101012010219) 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, 26442787 + ... + 26522122.

It is an arithmetic number, because the mean of its divisors is an integer number (157199852880).

Almost surely, 2^{2101012010212} is an apocalyptic number.

It is an amenable number.

2101012010212 is a deficient number, since it is larger than the sum of its proper divisors (1671784458908).

2101012010212 is a wasteful number, since it uses less digits than its factorization.

2101012010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52965171 (or 52965169 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2101012010212 its reverse (2120102101012), we get a palindrome (4221114111224).

The spelling of 2101012010212 in words is "two trillion, one hundred one billion, twelve million, ten thousand, two hundred twelve".