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1030213030231 = 72111913999133
BaseRepresentation
bin11101111110111010111…
…10110101000101010111
310122111011022120101101201
432333131132311011113
5113334334013431411
62105135012333331
7134300432162200
oct16773536650527
93574138511351
101030213030231
11367a02441770
121477b4314247
13761c182ab18
1437c10ca65a7
151bbe8e203c1
hexefdd7b5157

1030213030231 has 24 divisors (see below), whose sum is σ = 1308042253584. Its totient is φ = 802342961280.

The previous prime is 1030213030219. The next prime is 1030213030271. The reversal of 1030213030231 is 1320303120301.

It is not a de Polignac number, because 1030213030231 - 27 = 1030213030103 is a prime.

It is a super-2 number, since 2×10302130302312 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1030213030199 and 1030213030208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030213030271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 531541 + ... + 1530673.

It is an arithmetic number, because the mean of its divisors is an integer number (54501760566).

Almost surely, 21030213030231 is an apocalyptic number.

1030213030231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1030213030231 is a deficient number, since it is larger than the sum of its proper divisors (277829223353).

1030213030231 is a wasteful number, since it uses less digits than its factorization.

1030213030231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001071 (or 1001064 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1030213030231 its reverse (1320303120301), we get a palindrome (2350516150532).

The spelling of 1030213030231 in words is "one trillion, thirty billion, two hundred thirteen million, thirty thousand, two hundred thirty-one".

Divisors: 1 7 11 49 77 539 1913 13391 21043 93737 147301 999133 1031107 6993931 10990463 48957517 76933241 538532687 1911341429 13379390003 21024755719 93655730021 147173290033 1030213030231