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20202020002 = 214996738499
BaseRepresentation
bin10010110100001000…
…100101110010100010
31221010220122221121001
4102310020211302202
5312333204120002
613140343222214
71313424223333
oct226410456242
957126587531
1020202020002
1186275716aa
123ab974796a
131b9c4bb4b8
14d9907228a
157d3873a87
hex4b4225ca2

20202020002 has 8 divisors (see below), whose sum is σ = 30323250000. Its totient is φ = 10094270004.

The previous prime is 20202019993. The next prime is 20202020053. The reversal of 20202020002 is 20002020202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×202020200022 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3366252 + ... + 3372247.

It is an arithmetic number, because the mean of its divisors is an integer number (3790406250).

Almost surely, 220202020002 is an apocalyptic number.

20202020002 is a deficient number, since it is larger than the sum of its proper divisors (10121229998).

20202020002 is a wasteful number, since it uses less digits than its factorization.

20202020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6740000.

The product of its (nonzero) digits is 32, while the sum is 10.

Adding to 20202020002 its reverse (20002020202), we get a palindrome (40204040204).

The spelling of 20202020002 in words is "twenty billion, two hundred two million, twenty thousand, two".

Divisors: 1 2 1499 2998 6738499 13476998 10101010001 20202020002