1012021210011 has 16 divisors (see below), whose sum is σ = 1577990991104. Its totient is φ = 564849046944.

The previous prime is 1012021210007. The next prime is 1012021210033. The reversal of 1012021210011 is 1100121202101.

It is not a de Polignac number, because 1012021210011 - 2² = 1012021210007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012021210061) 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, 560365216 + ... + 560367021.

It is an arithmetic number, because the mean of its divisors is an integer number (98624436944).

Almost surely, 2^{1012021210011} is an apocalyptic number.

1012021210011 is a deficient number, since it is larger than the sum of its proper divisors (565969781093).

1012021210011 is a wasteful number, since it uses less digits than its factorization.

1012021210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120732290.

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

Adding to 1012021210011 its reverse (1100121202101), we get a palindrome (2112142412112).

The spelling of 1012021210011 in words is "one trillion, twelve billion, twenty-one million, two hundred ten thousand, eleven".