2011212022011 has 8 divisors (see below), whose sum is σ = 2798208030720. Its totient is φ = 1282512013992.

The previous prime is 2011212022007. The next prime is 2011212022031. The reversal of 2011212022011 is 1102202121102.

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

It is not a de Polignac number, because 2011212022011 - 2² = 2011212022007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2011212022031) 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, 14574000091 + ... + 14574000228.

It is an arithmetic number, because the mean of its divisors is an integer number (349776003840).

Almost surely, 2^{2011212022011} is an apocalyptic number.

2011212022011 is a deficient number, since it is larger than the sum of its proper divisors (786996008709).

2011212022011 is a wasteful number, since it uses less digits than its factorization.

2011212022011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29148000345.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2011212022011 its reverse (1102202121102), we get a palindrome (3113414143113).

Subtracting from 2011212022011 its reverse (1102202121102), we obtain a palindrome (909009900909).

The spelling of 2011212022011 in words is "two trillion, eleven billion, two hundred twelve million, twenty-two thousand, eleven".