2212021121011 has 16 divisors (see below), whose sum is σ = 2409380527680. Its totient is φ = 2018556334080.

The previous prime is 2212021120979. The next prime is 2212021121021. The reversal of 2212021121011 is 1101211202122.

It is not a de Polignac number, because 2212021121011 - 2⁵ = 2212021120979 is a prime.

It is a super-2 number, since 2×2212021121011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212021121021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6297811 + ... + 6639763.

It is an arithmetic number, because the mean of its divisors is an integer number (150586282980).

Almost surely, 2^{2212021121011} is an apocalyptic number.

2212021121011 is a deficient number, since it is larger than the sum of its proper divisors (197359406669).

2212021121011 is a wasteful number, since it uses less digits than its factorization.

2212021121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347646.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2212021121011 its reverse (1101211202122), we get a palindrome (3313232323133).

The spelling of 2212021121011 in words is "two trillion, two hundred twelve billion, twenty-one million, one hundred twenty-one thousand, eleven".