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23102022030 = 235770067401
BaseRepresentation
bin10101100000111111…
…001110000110001110
32012122000112022111120
4111200333032012032
5334303104201110
614340220301410
71445326642623
oct254077160616
965560468446
1023102022030
11988554209a
1245889a1866
132242260129
14119228834a
15903263870
hex560fce18e

23102022030 has 16 divisors (see below), whose sum is σ = 55444852944. Its totient is φ = 6160539200.

The previous prime is 23102022029. The next prime is 23102022091. The reversal of 23102022030 is 3022020132.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385033671 + ... + 385033730.

It is an arithmetic number, because the mean of its divisors is an integer number (3465303309).

Almost surely, 223102022030 is an apocalyptic number.

23102022030 is an abundant number, since it is smaller than the sum of its proper divisors (32342830914).

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

23102022030 is a wasteful number, since it uses less digits than its factorization.

23102022030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770067411.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 23102022030 its reverse (3022020132), we get a palindrome (26124042162).

The spelling of 23102022030 in words is "twenty-three billion, one hundred two million, twenty-two thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 770067401 1540134802 2310202203 3850337005 4620404406 7700674010 11551011015 23102022030