1023130773530 has 8 divisors (see below), whose sum is σ = 1841635392372. Its totient is φ = 409252309408.

The previous prime is 1023130773523. The next prime is 1023130773541. The reversal of 1023130773530 is 353770313201.

1023130773530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 999898002601 + 23232770929 = 999949^2 + 152423^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-5 number, since 5×1023130773530⁵ (a number of 61 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51156538667 + ... + 51156538686.

Almost surely, 2^{1023130773530} is an apocalyptic number.

1023130773530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1023130773530 is a deficient number, since it is larger than the sum of its proper divisors (818504618842).

1023130773530 is a wasteful number, since it uses less digits than its factorization.

1023130773530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102313077360.

The product of its (nonzero) digits is 39690, while the sum is 35.

The spelling of 1023130773530 in words is "one trillion, twenty-three billion, one hundred thirty million, seven hundred seventy-three thousand, five hundred thirty".