20212211022 has 8 divisors (see below), whose sum is σ = 40424422056. Its totient is φ = 6737403672.

The previous prime is 20212211011. The next prime is 20212211023. The reversal of 20212211022 is 22011221202.

It is a sphenic number, since it is the product of 3 distinct primes.

20212211022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 20212210992 and 20212211010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20212211023) 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, 1684350913 + ... + 1684350924.

It is an arithmetic number, because the mean of its divisors is an integer number (5053052757).

Almost surely, 2^20212211022 is an apocalyptic number.

20212211022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20212211022 is a wasteful number, since it uses less digits than its factorization.

20212211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3368701842.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20212211022 its reverse (22011221202), we get a palindrome (42223432224).

The spelling of 20212211022 in words is "twenty billion, two hundred twelve million, two hundred eleven thousand, twenty-two".