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1222102310030 = 25722494086347
BaseRepresentation
bin10001110010001010111…
…110010101110010001110
311022211110102002210102122
4101302022332111302032
5130010331142410110
62333232005452542
7154202556144500
oct21621276256216
94284412083378
101222102310030
11431321991818
12178a27711152
138b3226aba74
1443215adbd70
1521bca2c8255
hex11c8af95c8e

1222102310030 has 24 divisors (see below), whose sum is σ = 2558932593048. Its totient is φ = 419006506128.

The previous prime is 1222102310027. The next prime is 1222102310041. The reversal of 1222102310030 is 300132012221.

It is a junction number, because it is equal to n+sod(n) for n = 1222102309990 and 1222102310008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1247042684 + ... + 1247043663.

It is an arithmetic number, because the mean of its divisors is an integer number (106622191377).

Almost surely, 21222102310030 is an apocalyptic number.

1222102310030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1222102310030 is an abundant number, since it is smaller than the sum of its proper divisors (1336830283018).

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

1222102310030 is a wasteful number, since it uses less digits than its factorization.

1222102310030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2494086368 (or 2494086361 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1222102310030 its reverse (300132012221), we get a palindrome (1522234322251).

The spelling of 1222102310030 in words is "one trillion, two hundred twenty-two billion, one hundred two million, three hundred ten thousand, thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 2494086347 4988172694 12470431735 17458604429 24940863470 34917208858 87293022145 122210231003 174586044290 244420462006 611051155015 1222102310030