2002111311 has 8 divisors (see below), whose sum is σ = 2726279424. Its totient is φ = 1306342040.

The previous prime is 2002111297. The next prime is 2002111313. The reversal of 2002111311 is 1131112002.

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 2002111311 - 2¹⁰ = 2002110287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002111313) 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, 7099545 + ... + 7099826.

It is an arithmetic number, because the mean of its divisors is an integer number (340784928).

Almost surely, 2^2002111311 is an apocalyptic number.

2002111311 is a deficient number, since it is larger than the sum of its proper divisors (724168113).

2002111311 is a wasteful number, since it uses less digits than its factorization.

2002111311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14199421.

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

The square root of 2002111311 is about 44744.9584981370. The cubic root of 2002111311 is about 1260.3642415075.

Adding to 2002111311 its reverse (1131112002), we get a palindrome (3133223313).

The spelling of 2002111311 in words is "two billion, two million, one hundred eleven thousand, three hundred eleven".