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23210422120 = 235836991091
BaseRepresentation
bin10101100111011100…
…101110111101101000
32012220120111121110201
4111213130232331220
5340013332001440
614355051521544
71451114222104
oct254734567550
965816447421
1023210422120
119930750746
1245b91592b4
13225b8551b2
1411a2824904
1590ca2719a
hex56772ef68

23210422120 has 32 divisors (see below), whose sum is σ = 52852655520. Its totient is φ = 9172310080.

The previous prime is 23210422117. The next prime is 23210422121. The reversal of 23210422120 is 2122401232.

It is not an unprimeable number, because it can be changed into a prime (23210422121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3492226 + ... + 3498865.

It is an arithmetic number, because the mean of its divisors is an integer number (1651645485).

Almost surely, 223210422120 is an apocalyptic number.

23210422120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23210422120 is an abundant number, since it is smaller than the sum of its proper divisors (29642233400).

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

23210422120 is a wasteful number, since it uses less digits than its factorization.

23210422120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6991185 (or 6991181 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 23210422120 its reverse (2122401232), we get a palindrome (25332823352).

The spelling of 23210422120 in words is "twenty-three billion, two hundred ten million, four hundred twenty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 83 166 332 415 664 830 1660 3320 6991091 13982182 27964364 34955455 55928728 69910910 139821820 279643640 580260553 1160521106 2321042212 2901302765 4642084424 5802605530 11605211060 23210422120