20221202211 has 32 divisors (see below), whose sum is σ = 32643813888. Its totient is φ = 10869265920.

The previous prime is 20221202203. The next prime is 20221202233. The reversal of 20221202211 is 11220212202.

It is not a de Polignac number, because 20221202211 - 2³ = 20221202203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20221202311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 674701 + ... + 704033.

It is an arithmetic number, because the mean of its divisors is an integer number (1020119184).

Almost surely, 2^20221202211 is an apocalyptic number.

20221202211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

20221202211 is a deficient number, since it is larger than the sum of its proper divisors (12422611677).

20221202211 is a wasteful number, since it uses less digits than its factorization.

20221202211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31291.

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

Adding to 20221202211 its reverse (11220212202), we get a palindrome (31441414413).

Subtracting from 20221202211 its reverse (11220212202), we obtain a palindrome (9000990009).

The spelling of 20221202211 in words is "twenty billion, two hundred twenty-one million, two hundred two thousand, two hundred eleven".