1002012211011 has 32 divisors (see below), whose sum is σ = 1532962582528. Its totient is φ = 570299304960.

The previous prime is 1002012211009. The next prime is 1002012211027. The reversal of 1002012211011 is 1101122102001.

It is not a de Polignac number, because 1002012211011 - 2¹ = 1002012211009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002012211001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6941871 + ... + 7084743.

It is an arithmetic number, because the mean of its divisors is an integer number (47905080704).

Almost surely, 2^{1002012211011} is an apocalyptic number.

1002012211011 is a deficient number, since it is larger than the sum of its proper divisors (530950371517).

1002012211011 is a wasteful number, since it uses less digits than its factorization.

1002012211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144211.

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

Adding to 1002012211011 its reverse (1101122102001), we get a palindrome (2103134313012).

The spelling of 1002012211011 in words is "one trillion, two billion, twelve million, two hundred eleven thousand, eleven".