Search a number
-
+
101201230031 = 1185710735253
BaseRepresentation
bin101111001000000010…
…0000011100011001111
3100200012212222011001212
41132100010003203033
53124230003330111
6114254033325035
710211601155606
oct1362004034317
9320185864055
10101201230031
1139a12501aa0
121774410677b
13970a644a45
144c807d0a3d
15297491998b
hex17901038cf

101201230031 has 8 divisors (see below), whose sum is σ = 110530175184. Its totient is φ = 91893757120.

The previous prime is 101201230021. The next prime is 101201230037. The reversal of 101201230031 is 130032102101.

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

It is not a de Polignac number, because 101201230031 - 214 = 101201213647 is a prime.

It is a super-2 number, since 2×1012012300312 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101201229988 and 101201230015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101201230037) 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, 5358200 + ... + 5377053.

It is an arithmetic number, because the mean of its divisors is an integer number (13816271898).

Almost surely, 2101201230031 is an apocalyptic number.

101201230031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

101201230031 is a deficient number, since it is larger than the sum of its proper divisors (9328945153).

101201230031 is a wasteful number, since it uses less digits than its factorization.

101201230031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10736121.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 101201230031 its reverse (130032102101), we get a palindrome (231233332132).

The spelling of 101201230031 in words is "one hundred one billion, two hundred one million, two hundred thirty thousand, thirty-one".

Divisors: 1 11 857 9427 10735253 118087783 9200111821 101201230031