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22130030310 = 2351061695257
BaseRepresentation
bin10100100111000011…
…010111011011100110
32010010021120000112020
4110213003113123212
5330310241432220
614055535204010
71412255103543
oct244703273346
963107500466
1022130030310
119426909353
124357376606
132118a7b4bb
1410dd14bbca
15897c66040
hex5270d76e6

22130030310 has 32 divisors (see below), whose sum is σ = 53162207712. Its totient is φ = 5895770880.

The previous prime is 22130030287. The next prime is 22130030327. The reversal of 22130030310 is 1303003122.

It is a super-2 number, since 2×221300303102 (a number of 21 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 22130030310.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315799 + ... + 379458.

It is an arithmetic number, because the mean of its divisors is an integer number (1661318991).

Almost surely, 222130030310 is an apocalyptic number.

22130030310 is an abundant number, since it is smaller than the sum of its proper divisors (31032177402).

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

22130030310 is a wasteful number, since it uses less digits than its factorization.

22130030310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696328.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 22130030310 its reverse (1303003122), we get a palindrome (23433033432).

The spelling of 22130030310 in words is "twenty-two billion, one hundred thirty million, thirty thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 30 1061 2122 3183 5305 6366 10610 15915 31830 695257 1390514 2085771 3476285 4171542 6952570 10428855 20857710 737667677 1475335354 2213003031 3688338385 4426006062 7376676770 11065015155 22130030310