1012102120211 has 8 divisors (see below), whose sum is σ = 1245664148064. Its totient is φ = 800784095040.

The previous prime is 1012102120189. The next prime is 1012102120213. The reversal of 1012102120211 is 1120212012101.

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 1012102120211 - 2²⁶ = 1012035011347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012102120213) 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, 5561000570 + ... + 5561000751.

It is an arithmetic number, because the mean of its divisors is an integer number (155708018508).

Almost surely, 2^{1012102120211} is an apocalyptic number.

1012102120211 is a deficient number, since it is larger than the sum of its proper divisors (233562027853).

1012102120211 is a wasteful number, since it uses less digits than its factorization.

1012102120211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11122001341.

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

Adding to 1012102120211 its reverse (1120212012101), we get a palindrome (2132314132312).

The spelling of 1012102120211 in words is "one trillion, twelve billion, one hundred two million, one hundred twenty thousand, two hundred eleven".