22212021211011 has 12 divisors (see below), whose sum is σ = 32084980561920. Its totient is φ = 14807575714320.

The previous prime is 22212021210971. The next prime is 22212021211021. The reversal of 22212021211011 is 11011212021222.

22212021211011 is a `hidden beast` number, since 222 + 120 + 212 + 110 + 1 + 1 = 666.

It is not a de Polignac number, because 22212021211011 - 2¹⁷ = 22212021079939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22212021211021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36214516 + ... + 36822753.

It is an arithmetic number, because the mean of its divisors is an integer number (2673748380160).

Almost surely, 2^{22212021211011} is an apocalyptic number.

22212021211011 is a deficient number, since it is larger than the sum of its proper divisors (9872959350909).

22212021211011 is a wasteful number, since it uses less digits than its factorization.

22212021211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73071066 (or 73071063 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22212021211011 its reverse (11011212021222), we get a palindrome (33223233232233).

The spelling of 22212021211011 in words is "twenty-two trillion, two hundred twelve billion, twenty-one million, two hundred eleven thousand, eleven".