2013121220011 has 8 divisors (see below), whose sum is σ = 2196150594624. Its totient is φ = 1830094904520.

The previous prime is 2013121219973. The next prime is 2013121220029. The reversal of 2013121220011 is 1100221213102.

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

It is a cyclic number.

It is not a de Polignac number, because 2013121220011 - 2²³ = 2013112831403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2013121220081) 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, 739920 + ... + 2138626.

It is an arithmetic number, because the mean of its divisors is an integer number (274518824328).

Almost surely, 2^{2013121220011} is an apocalyptic number.

2013121220011 is a deficient number, since it is larger than the sum of its proper divisors (183029374613).

2013121220011 is a wasteful number, since it uses less digits than its factorization.

2013121220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529561.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2013121220011 its reverse (1100221213102), we get a palindrome (3113342433113).

The spelling of 2013121220011 in words is "two trillion, thirteen billion, one hundred twenty-one million, two hundred twenty thousand, eleven".