2012321020011 has 8 divisors (see below), whose sum is σ = 2683177402944. Its totient is φ = 1341505991880.

The previous prime is 2012321020009. The next prime is 2012321020013. The reversal of 2012321020011 is 1100201232102.

It is an interprime number because it is at equal distance from previous prime (2012321020009) and next prime (2012321020013).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2012321020011 - 2¹ = 2012321020009 is a prime.

It is a super-2 number, since 2×2012321020011² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2012321020013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10224981 + ... + 10419926.

It is an arithmetic number, because the mean of its divisors is an integer number (335397175368).

Almost surely, 2^{2012321020011} is an apocalyptic number.

2012321020011 is a deficient number, since it is larger than the sum of its proper divisors (670856382933).

2012321020011 is a wasteful number, since it uses less digits than its factorization.

2012321020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20677401.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2012321020011 its reverse (1100201232102), we get a palindrome (3112522252113).

The spelling of 2012321020011 in words is "two trillion, twelve billion, three hundred twenty-one million, twenty thousand, eleven".