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130102213 = 795116363
BaseRepresentation
bin1111100000100…
…11001111000101
3100001210212200111
413300103033011
5231301232323
620524313021
73136564513
oct760231705
9301725614
10130102213
116749179a
12376a2771
1320c53177
14133c94b3
15b64dc0d
hex7c133c5

130102213 has 4 divisors (see below), whose sum is σ = 130126528. Its totient is φ = 130077900.

The previous prime is 130102183. The next prime is 130102261. The reversal of 130102213 is 312201031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 130102213 - 213 = 130094021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130102193 and 130102202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130102013) 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, 231 + ... + 16132.

It is an arithmetic number, because the mean of its divisors is an integer number (32531632).

Almost surely, 2130102213 is an apocalyptic number.

It is an amenable number.

130102213 is a deficient number, since it is larger than the sum of its proper divisors (24315).

130102213 is an equidigital number, since it uses as much as digits as its factorization.

130102213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24314.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 130102213 is about 11406.2357068404. The cubic root of 130102213 is about 506.7124338755.

Adding to 130102213 its reverse (312201031), we get a palindrome (442303244).

The spelling of 130102213 in words is "one hundred thirty million, one hundred two thousand, two hundred thirteen".

Divisors: 1 7951 16363 130102213