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20010210202 = 2192771901027
BaseRepresentation
bin10010101000101100…
…111001001110011010
31220122112202000000101
4102220230321032122
5311440103211302
613105332130014
71305604660153
oct225054711632
956575660011
1020010210202
118539273104
123a6546690a
131b6b841088
14d7b7c292a
157c1ad6287
hex4a8b3939a

20010210202 has 16 divisors (see below), whose sum is σ = 31709147040. Its totient is φ = 9444297168.

The previous prime is 20010210161. The next prime is 20010210211. The reversal of 20010210202 is 20201201002.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 939988 + ... + 961039.

It is an arithmetic number, because the mean of its divisors is an integer number (1981821690).

Almost surely, 220010210202 is an apocalyptic number.

20010210202 is a deficient number, since it is larger than the sum of its proper divisors (11698936838).

20010210202 is a wasteful number, since it uses less digits than its factorization.

20010210202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901325.

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

Adding to 20010210202 its reverse (20201201002), we get a palindrome (40211411204).

The spelling of 20010210202 in words is "twenty billion, ten million, two hundred ten thousand, two hundred two".

Divisors: 1 2 19 38 277 554 5263 10526 1901027 3802054 36119513 72239026 526584479 1053168958 10005105101 20010210202