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10301122213 = 19542164327
BaseRepresentation
bin10011001011111111…
…01010011010100101
3222120220101020010221
421211333222122211
5132044041402323
64422100444341
7513162044164
oct114577523245
928526336127
1010301122213
114406795648
121bb59a96b1
13c821bbcb5
146da1493db
1540453e55d
hex265fea6a5

10301122213 has 4 divisors (see below), whose sum is σ = 10843286560. Its totient is φ = 9758957868.

The previous prime is 10301122133. The next prime is 10301122229. The reversal of 10301122213 is 31222110301.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31222110301 = 94793293819.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10301122213 is a prime.

It is a super-2 number, since 2×103011222132 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10301122253) 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, 271082145 + ... + 271082182.

It is an arithmetic number, because the mean of its divisors is an integer number (2710821640).

Almost surely, 210301122213 is an apocalyptic number.

It is an amenable number.

10301122213 is a deficient number, since it is larger than the sum of its proper divisors (542164347).

10301122213 is an equidigital number, since it uses as much as digits as its factorization.

10301122213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542164346.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10301122213 its reverse (31222110301), we get a palindrome (41523232514).

The spelling of 10301122213 in words is "ten billion, three hundred one million, one hundred twenty-two thousand, two hundred thirteen".

Divisors: 1 19 542164327 10301122213