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101313120210 = 23523146830609
BaseRepresentation
bin101111001011010111…
…0111000011111010010
3100200111200111202112120
41132112232320133102
53124442124321320
6114313111435110
710214430212211
oct1362656703722
9320450452476
10101313120210
1139a6a684815
1217775685a96
13972788c553
144c915d9078
15297e66c440
hex1796bb87d2

101313120210 has 32 divisors (see below), whose sum is σ = 253723294080. Its totient is φ = 25842187008.

The previous prime is 101313120199. The next prime is 101313120217. The reversal of 101313120210 is 12021313101.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 101313120210.

It is not an unprimeable number, because it can be changed into a prime (101313120217) 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, 73414615 + ... + 73415994.

It is an arithmetic number, because the mean of its divisors is an integer number (7928852940).

Almost surely, 2101313120210 is an apocalyptic number.

101313120210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101313120210 is an abundant number, since it is smaller than the sum of its proper divisors (152410173870).

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

101313120210 is a wasteful number, since it uses less digits than its factorization.

101313120210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146830642.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 101313120210 its reverse (12021313101), we get a palindrome (113334433311).

The spelling of 101313120210 in words is "one hundred one billion, three hundred thirteen million, one hundred twenty thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 115 138 230 345 690 146830609 293661218 440491827 734153045 880983654 1468306090 2202459135 3377104007 4404918270 6754208014 10131312021 16885520035 20262624042 33771040070 50656560105 101313120210