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12010444533031 = 72250007980417
BaseRepresentation
bin1010111011000110011001…
…0001111010110100100111
31120112012001112022100121011
42232301212101322310213
53033234342300024111
641313304432403051
72346504004044100
oct256614621726447
946465045270534
1012010444533031
11391066791108a
12141b8556a6487
13691770511549
142d7446bb93a7
1515c644d3c021
hexaec6647ad27

12010444533031 has 12 divisors (see below), whose sum is σ = 13971403570608. Its totient is φ = 10294615064832.

The previous prime is 12010444533023. The next prime is 12010444533067. The reversal of 12010444533031 is 13033544401021.

It is not a de Polignac number, because 12010444533031 - 23 = 12010444533023 is a prime.

It is a super-2 number, since 2×120104445330312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12010444532984 and 12010444533002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010444533071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11760135 + ... + 12740551.

It is an arithmetic number, because the mean of its divisors is an integer number (1164283630884).

Almost surely, 212010444533031 is an apocalyptic number.

12010444533031 is a deficient number, since it is larger than the sum of its proper divisors (1960959037577).

12010444533031 is an equidigital number, since it uses as much as digits as its factorization.

12010444533031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230438 (or 1230431 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 12010444533031 its reverse (13033544401021), we get a palindrome (25043988934052).

The spelling of 12010444533031 in words is "twelve trillion, ten billion, four hundred forty-four million, five hundred thirty-three thousand, thirty-one".

Divisors: 1 7 49 250007 980417 1750049 6862919 12250343 48040433 245111112919 1715777790433 12010444533031