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1201201000210 = 251015712082851
BaseRepresentation
bin10001011110101101001…
…010001010111100010010
311020211111202121020112201
4101132231022022330102
5124140024424001320
62315454002113414
7152532611015251
oct21365512127422
94224452536481
101201201000210
11423476716352
1217497394b86a
138937136c513
14421d1c38798
15213a537270a
hex117ad28af12

1201201000210 has 32 divisors (see below), whose sum is σ = 2187394507584. Its totient is φ = 474889800000.

The previous prime is 1201201000193. The next prime is 1201201000213. The reversal of 1201201000210 is 120001021021.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (1201201000213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464716 + ... + 1618135.

It is an arithmetic number, because the mean of its divisors is an integer number (68356078362).

Almost surely, 21201201000210 is an apocalyptic number.

1201201000210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201201000210 is a deficient number, since it is larger than the sum of its proper divisors (986193507374).

1201201000210 is a wasteful number, since it uses less digits than its factorization.

1201201000210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083530.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1201201000210 its reverse (120001021021), we get a palindrome (1321202021231).

The spelling of 1201201000210 in words is "one trillion, two hundred one billion, two hundred one million, two hundred ten", and thus it is an aban number.

Divisors: 1 2 5 10 101 202 505 571 1010 1142 2855 5710 57671 115342 288355 576710 2082851 4165702 10414255 20828510 210367951 420735902 1051839755 1189307921 2103679510 2378615842 5946539605 11893079210 120120100021 240240200042 600600500105 1201201000210