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10122022210 = 251012202221
BaseRepresentation
bin10010110110101000…
…11100110101000010
3222010102101000010111
421123110130311002
5131212214202320
64352222021534
7505555524556
oct113324346502
928112330114
1010122022210
114324688113
121b65a178aa
13c54071971
146c0447866
153e3962a5a
hex25b51cd42

10122022210 has 8 divisors (see below), whose sum is σ = 18219639996. Its totient is φ = 4048808880.

The previous prime is 10122022187. The next prime is 10122022213. The reversal of 10122022210 is 1222022101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10100853009 + 21169201 = 100503^2 + 4601^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (10122022213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506101101 + ... + 506101120.

Almost surely, 210122022210 is an apocalyptic number.

10122022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10122022210 is a deficient number, since it is larger than the sum of its proper divisors (8097617786).

10122022210 is a wasteful number, since it uses less digits than its factorization.

10122022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012202228.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10122022210 its reverse (1222022101), we get a palindrome (11344044311).

The spelling of 10122022210 in words is "ten billion, one hundred twenty-two million, twenty-two thousand, two hundred ten".

Divisors: 1 2 5 10 1012202221 2024404442 5061011105 10122022210