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2233221231131 = 11257487321053
BaseRepresentation
bin100000011111110110010…
…110111011001000011011
321220111100000201221020022
4200133312112323020123
5243042114113344011
64425532213221055
7320226206155232
oct40376626731033
97814300657208
102233221231131
1179111618a700
1230099133178b
1313279040ba57
147a134b2db19
153d157c6e8db
hex207f65bb21b

2233221231131 has 12 divisors (see below), whose sum is σ = 2454748062816. Its totient is φ = 2030159479920.

The previous prime is 2233221231091. The next prime is 2233221231139. The reversal of 2233221231131 is 1311321223322.

It is not a de Polignac number, because 2233221231131 - 230 = 2232147489307 is a prime.

It is a super-2 number, since 2×22332212311312 (a number of 25 digits) contains 22 as substring.

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 2233221231131.

It is not an unprimeable number, because it can be changed into a prime (2233221231139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6795401 + ... + 7116453.

It is an arithmetic number, because the mean of its divisors is an integer number (204562338568).

Almost surely, 22233221231131 is an apocalyptic number.

2233221231131 is a deficient number, since it is larger than the sum of its proper divisors (221526831685).

2233221231131 is a wasteful number, since it uses less digits than its factorization.

2233221231131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378562 (or 378551 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

Adding to 2233221231131 its reverse (1311321223322), we get a palindrome (3544542454453).

The spelling of 2233221231131 in words is "two trillion, two hundred thirty-three billion, two hundred twenty-one million, two hundred thirty-one thousand, one hundred thirty-one".

Divisors: 1 11 121 57487 321053 632357 3531583 6955927 38847413 18456373811 203020111921 2233221231131