2002122120011 has 16 divisors (see below), whose sum is σ = 2160627460320. Its totient is φ = 1844259943680.

The previous prime is 2002122120007. The next prime is 2002122120017. The reversal of 2002122120011 is 1100212212002.

It is a cyclic number.

It is not a de Polignac number, because 2002122120011 - 2² = 2002122120007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002122120017) 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, 84957116 + ... + 84980678.

It is an arithmetic number, because the mean of its divisors is an integer number (135039216270).

Almost surely, 2^{2002122120011} is an apocalyptic number.

2002122120011 is a deficient number, since it is larger than the sum of its proper divisors (158505340309).

2002122120011 is a wasteful number, since it uses less digits than its factorization.

2002122120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36926.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2002122120011 its reverse (1100212212002), we get a palindrome (3102334332013).

It can be divided in two parts, 200212212001 and 1, that added together give a palindrome (200212212002).

The spelling of 2002122120011 in words is "two trillion, two billion, one hundred twenty-two million, one hundred twenty thousand, eleven".