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22130230101 = 372739912081
BaseRepresentation
bin10100100111000100…
…001000001101010101
32010010021221011120220
4110213010020031111
5330310314330401
614055543344553
71412256565200
oct244704101525
963107834526
1022130230101
119426a35471
124357452159
132118b1b415
1410dd1a0937
15897ca5336
hex527108355

22130230101 has 48 divisors (see below), whose sum is σ = 34846483968. Its totient is φ = 12454041600.

The previous prime is 22130230043. The next prime is 22130230117. The reversal of 22130230101 is 10103203122.

It is not a de Polignac number, because 22130230101 - 211 = 22130228053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22130230201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10633381 + ... + 10635461.

It is an arithmetic number, because the mean of its divisors is an integer number (725968416).

Almost surely, 222130230101 is an apocalyptic number.

22130230101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22130230101 is a deficient number, since it is larger than the sum of its proper divisors (12716253867).

22130230101 is a wasteful number, since it uses less digits than its factorization.

22130230101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3162 (or 3155 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 22130230101 its reverse (10103203122), we get a palindrome (32233433223).

The spelling of 22130230101 in words is "twenty-two billion, one hundred thirty million, two hundred thirty thousand, one hundred one".

Divisors: 1 3 7 21 49 73 147 219 511 991 1533 2081 2973 3577 6243 6937 10731 14567 20811 43701 48559 72343 101969 145677 151913 217029 305907 455739 506401 1063391 1519203 2062271 3190173 3544807 6186813 7443737 10634421 14435897 22331211 43307691 101051279 150545783 303153837 451637349 1053820481 3161461443 7376743367 22130230101