1012212201211 has 16 divisors (see below), whose sum is σ = 1042642759680. Its totient is φ = 982178071200.

The previous prime is 1012212201157. The next prime is 1012212201227. The reversal of 1012212201211 is 1121022122101.

It is a cyclic number.

It is not a de Polignac number, because 1012212201211 - 2²³ = 1012203812603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012212205211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3472270 + ... + 3752476.

It is an arithmetic number, because the mean of its divisors is an integer number (65165172480).

Almost surely, 2^{1012212201211} is an apocalyptic number.

1012212201211 is a deficient number, since it is larger than the sum of its proper divisors (30430558469).

1012212201211 is a wasteful number, since it uses less digits than its factorization.

1012212201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280914.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1012212201211 its reverse (1121022122101), we get a palindrome (2133234323312).

The spelling of 1012212201211 in words is "one trillion, twelve billion, two hundred twelve million, two hundred one thousand, two hundred eleven".