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1030313303131 = 7233631706501
BaseRepresentation
bin11101111111000110111…
…01010101110001011011
310122111102022020202221211
432333203131111301123
5113340040201200011
62105152553443551
7134303060402050
oct16774335256133
93574368222854
101030313303131
11367a53aaa232
12147821a105b7
13762095388b8
1437c20329027
151bc02b2ab21
hexefe3755c5b

1030313303131 has 8 divisors (see below), whose sum is σ = 1182554571744. Its totient is φ = 879335448000.

The previous prime is 1030313303059. The next prime is 1030313303161. The reversal of 1030313303131 is 1313033130301.

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 1030313303131 - 219 = 1030312778843 is a prime.

It is a super-2 number, since 2×10303133031312 (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1030313303161) 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, 315851620 + ... + 315854881.

It is an arithmetic number, because the mean of its divisors is an integer number (147819321468).

Almost surely, 21030313303131 is an apocalyptic number.

1030313303131 is a deficient number, since it is larger than the sum of its proper divisors (152241268613).

1030313303131 is an equidigital number, since it uses as much as digits as its factorization.

1030313303131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631706741.

The product of its (nonzero) digits is 729, while the sum is 22.

Adding to 1030313303131 its reverse (1313033130301), we get a palindrome (2343346433432).

The spelling of 1030313303131 in words is "one trillion, thirty billion, three hundred thirteen million, three hundred three thousand, one hundred thirty-one".

Divisors: 1 7 233 1631 631706501 4421945507 147187614733 1030313303131