2122212001011 has 4 divisors (see below), whose sum is σ = 2829616001352. Its totient is φ = 1414808000672.

The previous prime is 2122212001009. The next prime is 2122212001051. The reversal of 2122212001011 is 1101002122212.

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 2122212001011 - 2¹ = 2122212001009 is a prime.

It is a super-2 number, since 2×2122212001011² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2122212001051) 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 3 ways as a sum of consecutive naturals, for example, 353702000166 + ... + 353702000171.

It is an arithmetic number, because the mean of its divisors is an integer number (707404000338).

Almost surely, 2^{2122212001011} is an apocalyptic number.

2122212001011 is a deficient number, since it is larger than the sum of its proper divisors (707404000341).

2122212001011 is an equidigital number, since it uses as much as digits as its factorization.

2122212001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707404000340.

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

Adding to 2122212001011 its reverse (1101002122212), we get a palindrome (3223214123223).

The spelling of 2122212001011 in words is "two trillion, one hundred twenty-two billion, two hundred twelve million, one thousand, eleven".