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1030102330121 = 1767789504069
BaseRepresentation
bin11101111110101101110…
…00100010101100001001
310122110212121021020101122
432333112320202230021
5113334122144030441
62105120015525025
7134264616223304
oct16772670425411
93573777236348
101030102330121
11367955a02077
12147783229775
13761a490bbb7
1437c002cbb3b
151bbde35534b
hexefd6e22b09

1030102330121 has 8 divisors (see below), whose sum is σ = 1092307670280. Its totient is φ = 968075999488.

The previous prime is 1030102330099. The next prime is 1030102330123. The reversal of 1030102330121 is 1210332010301.

It can be written as a sum of positive squares in 4 ways, for example, as 255110857225 + 774991472896 = 505085^2 + 880336^2 .

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 1030102330121 - 26 = 1030102330057 is a prime.

It is a super-2 number, since 2×10301023301212 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1030102330121.

It is not an unprimeable number, because it can be changed into a prime (1030102330123) 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, 44740526 + ... + 44763543.

It is an arithmetic number, because the mean of its divisors is an integer number (136538458785).

Almost surely, 21030102330121 is an apocalyptic number.

It is an amenable number.

1030102330121 is a deficient number, since it is larger than the sum of its proper divisors (62205340159).

1030102330121 is an equidigital number, since it uses as much as digits as its factorization.

1030102330121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89504763.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1030102330121 its reverse (1210332010301), we get a palindrome (2240434340422).

The spelling of 1030102330121 in words is "one trillion, thirty billion, one hundred two million, three hundred thirty thousand, one hundred twenty-one".

Divisors: 1 17 677 11509 89504069 1521569173 60594254713 1030102330121