2002111101011 has 4 divisors (see below), whose sum is σ = 2288126972592. Its totient is φ = 1716095229432.

The previous prime is 2002111100939. The next prime is 2002111101073. The reversal of 2002111101011 is 1101011112002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2002111101011 - 2³⁰ = 2001037359187 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002111100983 and 2002111101001.

It is not an unprimeable number, because it can be changed into a prime (2002111101611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143007935780 + ... + 143007935793.

It is an arithmetic number, because the mean of its divisors is an integer number (572031743148).

Almost surely, 2^{2002111101011} is an apocalyptic number.

2002111101011 is a deficient number, since it is larger than the sum of its proper divisors (286015871581).

2002111101011 is an equidigital number, since it uses as much as digits as its factorization.

2002111101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286015871580.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 2002111101011 its reverse (1101011112002), we get a palindrome (3103122213013).

The spelling of 2002111101011 in words is "two trillion, two billion, one hundred eleven million, one hundred one thousand, eleven".