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1030102312031 = 13183301432287
BaseRepresentation
bin11101111110101101110…
…00011110010001011111
310122110212121020022120122
432333112320132101133
5113334122142441111
62105120015305155
7134264616116462
oct16772670362137
93573777208518
101030102312031
1136795599a521
1214778321b1bb
13761a49038b0
1437c002c52d9
151bbde34ecdb
hexefd6e1e45f

1030102312031 has 8 divisors (see below), whose sum is σ = 1109349569664. Its totient is φ = 950856285600.

The previous prime is 1030102311971. The next prime is 1030102312079. The reversal of 1030102312031 is 1302132010301.

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

It is a de Polignac number, because none of the positive numbers 2k-1030102312031 is a prime.

It is a super-2 number, since 2×10301023120312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030102312331) 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, 2166770 + ... + 2599056.

It is an arithmetic number, because the mean of its divisors is an integer number (138668696208).

Almost surely, 21030102312031 is an apocalyptic number.

1030102312031 is a deficient number, since it is larger than the sum of its proper divisors (79247257633).

1030102312031 is a wasteful number, since it uses less digits than its factorization.

1030102312031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615601.

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

Adding to 1030102312031 its reverse (1302132010301), we get a palindrome (2332234322332).

The spelling of 1030102312031 in words is "one trillion, thirty billion, one hundred two million, three hundred twelve thousand, thirty-one".

Divisors: 1 13 183301 432287 2382913 5619731 79238639387 1030102312031