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1031001051230 = 25103100105123
BaseRepresentation
bin11110000000011000111…
…00111001000001011110
310122120012020100222222122
433000030130321001132
5113342442232114410
62105345122342542
7134326111224413
oct17001434710136
93576166328878
101031001051230
11368277240597
121479941baa52
13762b8b78437
1437c877d410a
151bc431cce55
hexf00c73905e

1031001051230 has 8 divisors (see below), whose sum is σ = 1855801892232. Its totient is φ = 412400420488.

The previous prime is 1031001051217. The next prime is 1031001051253. The reversal of 1031001051230 is 321501001301.

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

It is a junction number, because it is equal to n+sod(n) for n = 1031001051199 and 1031001051208.

It is a congruent number.

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, 51550052552 + ... + 51550052571.

It is an arithmetic number, because the mean of its divisors is an integer number (231975236529).

Almost surely, 21031001051230 is an apocalyptic number.

1031001051230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1031001051230 is a deficient number, since it is larger than the sum of its proper divisors (824800841002).

1031001051230 is a wasteful number, since it uses less digits than its factorization.

1031001051230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103100105130.

The product of its (nonzero) digits is 90, while the sum is 17.

Adding to 1031001051230 its reverse (321501001301), we get a palindrome (1352502052531).

The spelling of 1031001051230 in words is "one trillion, thirty-one billion, one million, fifty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 103100105123 206200210246 515500525615 1031001051230