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1001202220202 = 21782728081063
BaseRepresentation
bin11101001000111000100…
…11010111110010101010
310112201021111121112120012
432210130103113302222
5112400430232021302
62043540154131522
7132222503312132
oct16443423276252
93481244545505
101001202220202
11356675608808
12142058720ba2
137354a389742
143665bd93ac2
151b09c08ea52
hexe91c4d7caa

1001202220202 has 8 divisors (see below), whose sum is σ = 1501887626976. Its totient is φ = 500573011212.

The previous prime is 1001202220201. The next prime is 1001202220273. The reversal of 1001202220202 is 2020222021001.

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

It is not an unprimeable number, because it can be changed into a prime (1001202220201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14004878 + ... + 14076185.

It is an arithmetic number, because the mean of its divisors is an integer number (187735953372).

Almost surely, 21001202220202 is an apocalyptic number.

1001202220202 is a deficient number, since it is larger than the sum of its proper divisors (500685406774).

1001202220202 is a wasteful number, since it uses less digits than its factorization.

1001202220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28098892.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1001202220202 its reverse (2020222021001), we get a palindrome (3021424241203).

The spelling of 1001202220202 in words is "one trillion, one billion, two hundred two million, two hundred twenty thousand, two hundred two".

Divisors: 1 2 17827 35654 28081063 56162126 500601110101 1001202220202