20212212111022 has 32 divisors (see below), whose sum is σ = 31671418431744. Its totient is φ = 9656045784000.

The previous prime is 20212212111011. The next prime is 20212212111031. The reversal of 20212212111022 is 22011121221202.

It is a super-3 number, since 3×20212212111022³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291094273 + ... + 291163699.

It is an arithmetic number, because the mean of its divisors is an integer number (989731825992).

Almost surely, 2^{20212212111022} is an apocalyptic number.

20212212111022 is a deficient number, since it is larger than the sum of its proper divisors (11459206320722).

20212212111022 is a wasteful number, since it uses less digits than its factorization.

20212212111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76344.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 20212212111022 its reverse (22011121221202), we get a palindrome (42223333332224).

The spelling of 20212212111022 in words is "twenty trillion, two hundred twelve billion, two hundred twelve million, one hundred eleven thousand, twenty-two".