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10201222230 = 235340040741
BaseRepresentation
bin10011000000000101…
…00100110001010110
3222022221101210010120
421200002210301112
5131343003102410
64404131332410
7510536646453
oct114002446126
928287353116
1010201222230
114365362281
121b88451106
13c675b1b94
146cab8282a
153ea8a9570
hex2600a4c56

10201222230 has 16 divisors (see below), whose sum is σ = 24482933424. Its totient is φ = 2720325920.

The previous prime is 10201222217. The next prime is 10201222231. The reversal of 10201222230 is 3222210201.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10201222231) 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, 170020341 + ... + 170020400.

It is an arithmetic number, because the mean of its divisors is an integer number (1530183339).

Almost surely, 210201222230 is an apocalyptic number.

10201222230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10201222230 is an abundant number, since it is smaller than the sum of its proper divisors (14281711194).

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

10201222230 is a wasteful number, since it uses less digits than its factorization.

10201222230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340040751.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 10201222230 its reverse (3222210201), we get a palindrome (13423432431).

The spelling of 10201222230 in words is "ten billion, two hundred one million, two hundred twenty-two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 340040741 680081482 1020122223 1700203705 2040244446 3400407410 5100611115 10201222230