Search a number
-
+
101233213231213 = 723811177521603
BaseRepresentation
bin10111000001001000110001…
…101101101101000001101101
3111021102210121200120121012201
4113001020301231231001231
5101232101110041344323
6555145521322101501
730215600252512210
oct2701106155550155
9437383550517181
10101233213231213
112a28a8457a7488
12b42b81234a891
134464335717a8b
141add9dc415777
15ba84952478ad
hex5c1231b6d06d

101233213231213 has 16 divisors (see below), whose sum is σ = 120740208316416. Its totient is φ = 82988425373040.

The previous prime is 101233213231181. The next prime is 101233213231219. The reversal of 101233213231213 is 312132312332101.

It is a cyclic number.

It is not a de Polignac number, because 101233213231213 - 25 = 101233213231181 is a prime.

It is a super-2 number, since 2×1012332132312132 (a number of 29 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 (101233213231219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37454931 + ... + 40066672.

It is an arithmetic number, because the mean of its divisors is an integer number (7546263019776).

Almost surely, 2101233213231213 is an apocalyptic number.

It is an amenable number.

101233213231213 is a deficient number, since it is larger than the sum of its proper divisors (19506995085203).

101233213231213 is an equidigital number, since it uses as much as digits as its factorization.

101233213231213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77529744.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 101233213231213 its reverse (312132312332101), we get a palindrome (413365525563314).

The spelling of 101233213231213 in words is "one hundred one trillion, two hundred thirty-three billion, two hundred thirteen million, two hundred thirty-one thousand, two hundred thirteen".

Divisors: 1 7 23 161 8111 56777 186553 1305871 77521603 542651221 1782996869 12480978083 628777721933 4401444053531 14461887604459 101233213231213