212022001011011 has 4 divisors (see below), whose sum is σ = 212022553172352. Its totient is φ = 212021448849672.

The previous prime is 212022001010993. The next prime is 212022001011017. The reversal of 212022001011011 is 110110100220212.

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-212022001011011 is a prime.

It is a super-2 number, since 2×212022001011011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212022001011017) 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, 275504291 + ... + 276272796.

It is an arithmetic number, because the mean of its divisors is an integer number (53005638293088).

Almost surely, 2^{212022001011011} is an apocalyptic number.

212022001011011 is a deficient number, since it is larger than the sum of its proper divisors (552161341).

212022001011011 is an equidigital number, since it uses as much as digits as its factorization.

212022001011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552161340.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 212022001011011 its reverse (110110100220212), we get a palindrome (322132101231223).

The spelling of 212022001011011 in words is "two hundred twelve trillion, twenty-two billion, one million, eleven thousand, eleven".