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10120212013 = 17897166359
BaseRepresentation
bin10010110110011011…
…00010111000101101
3222010021222001000011
421123031202320231
5131211233241023
64352115133221
7505534245202
oct113315427055
928107861004
1010120212013
11432366108a
121b652a4211
13c53889a42
146c00d5ca9
153e370650d
hex25b362e2d

10120212013 has 8 divisors (see below), whose sum is σ = 10716874560. Its totient is φ = 9523700160.

The previous prime is 10120212001. The next prime is 10120212031. The reversal of 10120212013 is 31021202101.

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

It is a cyclic number.

It is not a de Polignac number, because 10120212013 - 29 = 10120211501 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10120211984 and 10120212002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10120216013) 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, 119328 + ... + 185686.

It is an arithmetic number, because the mean of its divisors is an integer number (1339609320).

Almost surely, 210120212013 is an apocalyptic number.

It is an amenable number.

10120212013 is a deficient number, since it is larger than the sum of its proper divisors (596662547).

10120212013 is an equidigital number, since it uses as much as digits as its factorization.

10120212013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75347.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 10120212013 its reverse (31021202101), we get a palindrome (41141414114).

The spelling of 10120212013 in words is "ten billion, one hundred twenty million, two hundred twelve thousand, thirteen".

Divisors: 1 17 8971 66359 152507 1128103 595306589 10120212013