20104022211 has 32 divisors (see below), whose sum is σ = 33483652608. Its totient is φ = 10446036480.

The previous prime is 20104022207. The next prime is 20104022219. The reversal of 20104022211 is 11222040102.

It is not a de Polignac number, because 20104022211 - 2² = 20104022207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20104022219) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 531270 + ... + 567851.

It is an arithmetic number, because the mean of its divisors is an integer number (1046364144).

Almost surely, 2^20104022211 is an apocalyptic number.

20104022211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

20104022211 is a deficient number, since it is larger than the sum of its proper divisors (13379630397).

20104022211 is a wasteful number, since it uses less digits than its factorization.

20104022211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099211.

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

Adding to 20104022211 its reverse (11222040102), we get a palindrome (31326062313).

The spelling of 20104022211 in words is "twenty billion, one hundred four million, twenty-two thousand, two hundred eleven".