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20010002222202 = 233335000370367
BaseRepresentation
bin1001000110010111100010…
…00100110000110001111010
32121211221022110102001001220
410203023301010300301322
510110320441032102302
6110320245040252510
74133450336350356
oct443136104606172
977757273361056
1020010002222202
11641521565a683
1222b20a5311136
13b21c2059b805
144d26bc7dc466
1524a78d0324bc
hex1232f1130c7a

20010002222202 has 8 divisors (see below), whose sum is σ = 40020004444416. Its totient is φ = 6670000740732.

The previous prime is 20010002222143. The next prime is 20010002222213. The reversal of 20010002222202 is 20222220001002.

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

20010002222202 is an admirable number.

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, 1667500185178 + ... + 1667500185189.

It is an arithmetic number, because the mean of its divisors is an integer number (5002500555552).

Almost surely, 220010002222202 is an apocalyptic number.

20010002222202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20010002222202 is a wasteful number, since it uses less digits than its factorization.

20010002222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335000370372.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20010002222202 its reverse (20222220001002), we get a palindrome (40232222223204).

The spelling of 20010002222202 in words is "twenty trillion, ten billion, two million, two hundred twenty-two thousand, two hundred two".

Divisors: 1 2 3 6 3335000370367 6670000740734 10005001111101 20010002222202