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10310213121 = 313264364439
BaseRepresentation
bin10011001101000100…
…10101111000000001
3222121112111002112020
421212202111320001
5132103403304441
64423023352053
7513332236245
oct114642257001
928545432466
1010310213121
11441093479a
121bb8a52629
13c84052b30
146db434425
15405237e66
hex266895e01

10310213121 has 8 divisors (see below), whose sum is σ = 14804408640. Its totient is φ = 6344746512.

The previous prime is 10310213093. The next prime is 10310213141. The reversal of 10310213121 is 12131201301.

It is a happy number.

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

It is not a de Polignac number, because 10310213121 - 29 = 10310212609 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10310213121.

It is not an unprimeable number, because it can be changed into a prime (10310213141) 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, 132182181 + ... + 132182258.

It is an arithmetic number, because the mean of its divisors is an integer number (1850551080).

Almost surely, 210310213121 is an apocalyptic number.

It is an amenable number.

10310213121 is a deficient number, since it is larger than the sum of its proper divisors (4494195519).

10310213121 is a wasteful number, since it uses less digits than its factorization.

10310213121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264364455.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 10310213121 its reverse (12131201301), we get a palindrome (22441414422).

The spelling of 10310213121 in words is "ten billion, three hundred ten million, two hundred thirteen thousand, one hundred twenty-one".

Divisors: 1 3 13 39 264364439 793093317 3436737707 10310213121