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1030331010023 = 7547934128807
BaseRepresentation
bin11101111111001001000…
…00111000101111100111
310122111110112120101020122
432333210200320233213
5113340104214310043
62105154425152155
7134303364040460
oct16774440705747
93574415511218
101030331010023
11367a62aa3727
1214782792b65b
13762100c8353
1437c22817d67
151bc04477368
hexefe4838be7

1030331010023 has 16 divisors (see below), whose sum is σ = 1179841089024. Its totient is φ = 881401379040.

The previous prime is 1030331009987. The next prime is 1030331010047. The reversal of 1030331010023 is 3200101330301.

It is not a de Polignac number, because 1030331010023 - 214 = 1030330993639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1030331009983 and 1030331010010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030331010053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35752286 + ... + 35781092.

It is an arithmetic number, because the mean of its divisors is an integer number (73740068064).

Almost surely, 21030331010023 is an apocalyptic number.

1030331010023 is a deficient number, since it is larger than the sum of its proper divisors (149510079001).

1030331010023 is an equidigital number, since it uses as much as digits as its factorization.

1030331010023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38702.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 1030331010023 its reverse (3200101330301), we get a palindrome (4230432340324).

The spelling of 1030331010023 in words is "one trillion, thirty billion, three hundred thirty-one million, ten thousand, twenty-three".

Divisors: 1 7 547 3829 9341 28807 65387 201649 5109527 15757429 35766689 110302003 269086187 1883603309 147190144289 1030331010023