2002122101011 has 4 divisors (see below), whose sum is σ = 2004319821024. Its totient is φ = 1999924381000.

The previous prime is 2002122101003. The next prime is 2002122101039. The reversal of 2002122101011 is 1101012212002.

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 2002122101011 - 2³ = 2002122101003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002122100982 and 2002122101000.

It is not an unprimeable number, because it can be changed into a prime (2002122101311) 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, 1098858640 + ... + 1098860461.

It is an arithmetic number, because the mean of its divisors is an integer number (501079955256).

Almost surely, 2^{2002122101011} is an apocalyptic number.

2002122101011 is a deficient number, since it is larger than the sum of its proper divisors (2197720013).

2002122101011 is an equidigital number, since it uses as much as digits as its factorization.

2002122101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2197720012.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2002122101011 its reverse (1101012212002), we get a palindrome (3103134313013).

The spelling of 2002122101011 in words is "two trillion, two billion, one hundred twenty-two million, one hundred one thousand, eleven".