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20202012202 = 212598023039
BaseRepresentation
bin10010110100001000…
…100011111000101010
31221010220122112220011
4102310020203320222
5312333203342302
613140343122134
71313424161521
oct226410437052
957126575804
1020202012202
118627566859
123ab974334a
131b9c4b7a98
14d9906d4b8
157d38715d7
hex4b4223e2a

20202012202 has 8 divisors (see below), whose sum is σ = 30327091200. Its totient is φ = 10092981804.

The previous prime is 20202012139. The next prime is 20202012239. The reversal of 20202012202 is 20221020202.

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

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, 4009002 + ... + 4014037.

It is an arithmetic number, because the mean of its divisors is an integer number (3790886400).

Almost surely, 220202012202 is an apocalyptic number.

20202012202 is a deficient number, since it is larger than the sum of its proper divisors (10125078998).

20202012202 is a wasteful number, since it uses less digits than its factorization.

20202012202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8024300.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 20202012202 its reverse (20221020202), we get a palindrome (40423032404).

The spelling of 20202012202 in words is "twenty billion, two hundred two million, twelve thousand, two hundred two".

Divisors: 1 2 1259 2518 8023039 16046078 10101006101 20202012202