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1030131210100 = 225213974110159
BaseRepresentation
bin11101111110110001001…
…10101101011101110100
310122110221121121111021111
432333120212231131310
5113334202042210400
62105122530524404
7134265416545426
oct16773046553564
93573847544244
101030131210100
11367970238023
12147790a36704
13761aa8b1145
1437c04088816
151bbe1b5c3ba
hexefd89ad774

1030131210100 has 36 divisors (see below), whose sum is σ = 2251466660800. Its totient is φ = 409088072160.

The previous prime is 1030131210037. The next prime is 1030131210149. The reversal of 1030131210100 is 10121310301.

It is a super-2 number, since 2×10301312101002 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37041180 + ... + 37068979.

Almost surely, 21030131210100 is an apocalyptic number.

1030131210100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1030131210100 is an abundant number, since it is smaller than the sum of its proper divisors (1221335450700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1030131210100 is a wasteful number, since it uses less digits than its factorization.

1030131210100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74110312 (or 74110305 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 1030131210100 its reverse (10121310301), we get a palindrome (1040252520401).

The spelling of 1030131210100 in words is "one trillion, thirty billion, one hundred thirty-one million, two hundred ten thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 139 278 556 695 1390 2780 3475 6950 13900 74110159 148220318 296440636 370550795 741101590 1482203180 1852753975 3705507950 7411015900 10301312101 20602624202 41205248404 51506560505 103013121010 206026242020 257532802525 515065605050 1030131210100