2011000012211 has 4 divisors (see below), whose sum is σ = 2011059590592. Its totient is φ = 2010940433832.

The previous prime is 2011000012199. The next prime is 2011000012237. The reversal of 2011000012211 is 1122100001102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2011000012211 is a prime.

It is a super-2 number, since 2×2011000012211² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2011000012192 and 2011000012201.

It is not an unprimeable number, because it can be changed into a prime (2011000012291) 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, 29738531 + ... + 29806076.

It is an arithmetic number, because the mean of its divisors is an integer number (502764897648).

Almost surely, 2^{2011000012211} is an apocalyptic number.

2011000012211 is a deficient number, since it is larger than the sum of its proper divisors (59578381).

2011000012211 is an equidigital number, since it uses as much as digits as its factorization.

2011000012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59578380.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2011000012211 its reverse (1122100001102), we get a palindrome (3133100013313).

The spelling of 2011000012211 in words is "two trillion, eleven billion, twelve thousand, two hundred eleven".