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BaseRepresentation
bin1011101100110111001…
…0101001100000010110
3201012212111200001020210
42323031302221200112
511243142400231402
6232203043510250
720344330114032
oct2731562514026
9635774601223
10201021102102
1178286198337
1232b61688386
1315c57a372c2
149a2d9631c2
155367e2306c
hex2ecdca9816

201021102102 has 8 divisors (see below), whose sum is σ = 402042204216. Its totient is φ = 67007034032.

The previous prime is 201021102101. The next prime is 201021102103. The reversal of 201021102102 is 201201120102.

Adding to 201021102102 its reverse (201201120102), we get a palindrome (402222222204).

201021102102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (201021102101) and next prime (201021102103).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201021102101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16751758503 + ... + 16751758514.

It is an arithmetic number, because the mean of its divisors is an integer number (50255275527).

Almost surely, 2201021102102 is an apocalyptic number.

201021102102 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.

201021102102 is a wasteful number, since it uses less digits than its factorization.

201021102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33503517022.

The product of its (nonzero) digits is 16, while the sum is 12.

The spelling of 201021102102 in words is "two hundred one billion, twenty-one million, one hundred two thousand, one hundred two".