2102012110101 has 8 divisors (see below), whose sum is σ = 2803902971904. Its totient is φ = 1400731327520.

The previous prime is 2102012110073. The next prime is 2102012110109. The reversal of 2102012110101 is 1010112102012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2102012110101 - 2⁷ = 2102012109973 is a prime.

It is a super-2 number, since 2×2102012110101² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102012110109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152511765 + ... + 152525546.

It is an arithmetic number, because the mean of its divisors is an integer number (350487871488).

Almost surely, 2^{2102012110101} is an apocalyptic number.

It is an amenable number.

2102012110101 is a deficient number, since it is larger than the sum of its proper divisors (701890861803).

2102012110101 is a wasteful number, since it uses less digits than its factorization.

2102012110101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305039611.

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

Adding to 2102012110101 its reverse (1010112102012), we get a palindrome (3112124212113).

The spelling of 2102012110101 in words is "two trillion, one hundred two billion, twelve million, one hundred ten thousand, one hundred one".