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1222033033 = 13236761001
BaseRepresentation
bin100100011010110…
…1011111010001001
310011011110201011201
41020311223322021
510000320024113
6321132224201
742166052344
oct11065537211
93134421151
101222033033
11577895561
122a130b061
1316623a090
14b842745b
157243dcdd
hex48d6be89

1222033033 has 16 divisors (see below), whose sum is σ = 1393773696. Its totient is φ = 1062864000.

The previous prime is 1222033019. The next prime is 1222033061. The reversal of 1222033033 is 3303302221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1222033033 - 29 = 1222032521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1222033033.

It is not an unprimeable number, because it can be changed into a prime (1222033333) 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, 10468 + ... + 50533.

It is an arithmetic number, because the mean of its divisors is an integer number (87110856).

Almost surely, 21222033033 is an apocalyptic number.

1222033033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1222033033 is a deficient number, since it is larger than the sum of its proper divisors (171740663).

1222033033 is a wasteful number, since it uses less digits than its factorization.

1222033033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61104.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 1222033033 is about 34957.5890616043. The cubic root of 1222033033 is about 1069.1229407042.

Adding to 1222033033 its reverse (3303302221), we get a palindrome (4525335254).

The spelling of 1222033033 in words is "one billion, two hundred twenty-two million, thirty-three thousand, thirty-three".

Divisors: 1 13 23 67 299 871 1541 20033 61001 793013 1403023 4087067 18239299 53131871 94002541 1222033033