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20000022211 = 1373113421443
BaseRepresentation
bin10010101000000110…
…000001111011000011
31220121211120101201101
4102220012001323003
5311430001202321
613104325515231
71305422245441
oct225006017303
956554511641
1020000022211
118533544784
123a61b72b17
131b696b4a90
14d7a2cdb91
157c0c72791
hex4a8181ec3

20000022211 has 32 divisors (see below), whose sum is σ = 22128910272. Its totient is φ = 17964011520.

The previous prime is 20000022199. The next prime is 20000022227. The reversal of 20000022211 is 11222000002.

Adding to 20000022211 its reverse (11222000002), we get a palindrome (31222022213).

It is not a de Polignac number, because 20000022211 - 27 = 20000022083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20000029211) 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, 45146556 + ... + 45146998.

It is an arithmetic number, because the mean of its divisors is an integer number (691528446).

Almost surely, 220000022211 is an apocalyptic number.

20000022211 is a deficient number, since it is larger than the sum of its proper divisors (2128888061).

20000022211 is a wasteful number, since it uses less digits than its factorization.

20000022211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063.

The product of its (nonzero) digits is 16, while the sum is 10.

The spelling of 20000022211 in words is "twenty billion, twenty-two thousand, two hundred eleven".

Divisors: 1 13 73 113 421 443 949 1469 5473 5759 8249 30733 32339 47573 50059 107237 186503 399529 420407 618449 650767 2424539 3472829 3654307 13614719 21074839 45146777 47505991 176991347 273972907 1538463247 20000022211