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1213200302010 = 235331122175257
BaseRepresentation
bin10001101001111000010…
…111110111111110111010
311021222111000101221010220
4101221320113313332322
5124334113234131020
62325200404520510
7153436143263364
oct21517027677672
94258430357126
101213200302010
11428573a403a4
121771623b0136
138a53431b2b8
1442a0d713d34
1521858a06240
hex11a785f7fba

1213200302010 has 32 divisors (see below), whose sum is σ = 2920477367232. Its totient is φ = 322542675840.

The previous prime is 1213200301967. The next prime is 1213200302021. The reversal of 1213200302010 is 102030023121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61077699 + ... + 61097558.

It is an arithmetic number, because the mean of its divisors is an integer number (91264917726).

Almost surely, 21213200302010 is an apocalyptic number.

1213200302010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1213200302010 is an abundant number, since it is smaller than the sum of its proper divisors (1707277065222).

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

1213200302010 is a wasteful number, since it uses less digits than its factorization.

1213200302010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122175598.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1213200302010 its reverse (102030023121), we get a palindrome (1315230325131).

The spelling of 1213200302010 in words is "one trillion, two hundred thirteen billion, two hundred million, three hundred two thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 331 662 993 1655 1986 3310 4965 9930 122175257 244350514 366525771 610876285 733051542 1221752570 1832628855 3665257710 40440010067 80880020134 121320030201 202200050335 242640060402 404400100670 606600151005 1213200302010