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20020211202 = 2353174736037
BaseRepresentation
bin10010101001010011…
…000010111000000010
31220200020120002210210
4102221103002320002
5312000133224302
613110330334550
71306055662455
oct225123027002
956606502723
1020020211202
118543983aa2
123a6888a456
131b70933224
14d7cc6749c
157c290e66c
hex4a94c2e02

20020211202 has 32 divisors (see below), whose sum is σ = 40820386752. Its totient is φ = 6543561024.

The previous prime is 20020211179. The next prime is 20020211203. The reversal of 20020211202 is 20211202002.

It is not an unprimeable number, because it can be changed into a prime (20020211203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537528 + ... + 573564.

It is an arithmetic number, because the mean of its divisors is an integer number (1275637086).

Almost surely, 220020211202 is an apocalyptic number.

20020211202 is an abundant number, since it is smaller than the sum of its proper divisors (20800175550).

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

20020211202 is a wasteful number, since it uses less digits than its factorization.

20020211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37842.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20020211202 its reverse (20211202002), we get a palindrome (40231413204).

The spelling of 20020211202 in words is "twenty billion, twenty million, two hundred eleven thousand, two hundred two".

Divisors: 1 2 3 6 53 106 159 318 1747 3494 5241 10482 36037 72074 92591 108111 185182 216222 277773 555546 1909961 3819922 5729883 11459766 62956639 125913278 188869917 377739834 3336701867 6673403734 10010105601 20020211202