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1210030310310 = 23540334343677
BaseRepresentation
bin10001100110111011011…
…011010100001110100110
311021200022002111200000220
4101212323123110032212
5124311120224412220
62323514044545210
7153264451635153
oct21467333241646
94250262450026
101210030310310
11427197623748
12176618852206
138a14a658473
14427cc6db22a
1521720584540
hex119bb6d43a6

1210030310310 has 16 divisors (see below), whose sum is σ = 2904072744816. Its totient is φ = 322674749408.

The previous prime is 1210030310303. The next prime is 1210030310351. The reversal of 1210030310310 is 130130300121.

It is a super-2 number, since 2×12100303103102 (a number of 25 digits) contains 22 as substring.

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 1210030310310.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20167171809 + ... + 20167171868.

It is an arithmetic number, because the mean of its divisors is an integer number (181504546551).

Almost surely, 21210030310310 is an apocalyptic number.

1210030310310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1210030310310 is an abundant number, since it is smaller than the sum of its proper divisors (1694042434506).

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

1210030310310 is a wasteful number, since it uses less digits than its factorization.

1210030310310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40334343687.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 1210030310310 its reverse (130130300121), we get a palindrome (1340160610431).

The spelling of 1210030310310 in words is "one trillion, two hundred ten billion, thirty million, three hundred ten thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 30 40334343677 80668687354 121003031031 201671718385 242006062062 403343436770 605015155155 1210030310310