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1210112030 = 25227533089
BaseRepresentation
bin100100000100000…
…1101100000011110
310010100001001122002
41020020031200132
54434242041110
6320024522302
741662532261
oct11010154036
93110031562
101210112030
11571093096
12299320392
1316392502a
14b6a02cd8
1571386aa5
hex4820d81e

1210112030 has 16 divisors (see below), whose sum is σ = 2187801360. Its totient is φ = 481911552.

The previous prime is 1210112027. The next prime is 1210112093. The reversal of 1210112030 is 302110121.

It is a super-2 number, since 2×12101120302 = 2928742250301441800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264275 + ... + 268814.

It is an arithmetic number, because the mean of its divisors is an integer number (136737585).

Almost surely, 21210112030 is an apocalyptic number.

1210112030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1210112030 is a deficient number, since it is larger than the sum of its proper divisors (977689330).

1210112030 is a wasteful number, since it uses less digits than its factorization.

1210112030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533323.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1210112030 is about 34786.6645426089. The cubic root of 1210112030 is about 1065.6351226439.

Adding to 1210112030 its reverse (302110121), we get a palindrome (1512222151).

The spelling of 1210112030 in words is "one billion, two hundred ten million, one hundred twelve thousand, thirty".

Divisors: 1 2 5 10 227 454 1135 2270 533089 1066178 2665445 5330890 121011203 242022406 605056015 1210112030