20211436622 has 32 divisors (see below), whose sum is σ = 34420099392. Its totient is φ = 8830761984.

The previous prime is 20211436573. The next prime is 20211436627. The reversal of 20211436622 is 22663411202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20211436627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116213 + ... + 232224.

It is an arithmetic number, because the mean of its divisors is an integer number (1075628106).

Almost surely, 2^20211436622 is an apocalyptic number.

20211436622 is a deficient number, since it is larger than the sum of its proper divisors (14208662770).

20211436622 is a wasteful number, since it uses less digits than its factorization.

20211436622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348572.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 20211436622 its reverse (22663411202), we get a palindrome (42874847824).

The spelling of 20211436622 in words is "twenty billion, two hundred eleven million, four hundred thirty-six thousand, six hundred twenty-two".