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11230202301 = 3191831107603
BaseRepresentation
bin10100111010101111…
…10100100110111101
31001222122121101102120
422131113310212331
5140444412433201
65054210113153
7545203100403
oct123527644675
931878541376
1011230202301
11484317a22a
122214b7b7b9
13109c827a26
147876b5473
1545adb2536
hex29d5f49bd

11230202301 has 16 divisors (see below), whose sum is σ = 15770442240. Its totient is φ = 7088819760.

The previous prime is 11230202279. The next prime is 11230202303. The reversal of 11230202301 is 10320203211.

It is not a de Polignac number, because 11230202301 - 210 = 11230201277 is a prime.

It is a super-2 number, since 2×112302023012 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11230202303) 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, 50566 + ... + 158168.

It is an arithmetic number, because the mean of its divisors is an integer number (985652640).

Almost surely, 211230202301 is an apocalyptic number.

It is an amenable number.

11230202301 is a deficient number, since it is larger than the sum of its proper divisors (4540239939).

11230202301 is a wasteful number, since it uses less digits than its factorization.

11230202301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109456.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11230202301 its reverse (10320203211), we get a palindrome (21550405512).

It can be divided in two parts, 11230 and 202301, that added together give a triangular number (213531 = T653).

The spelling of 11230202301 in words is "eleven billion, two hundred thirty million, two hundred two thousand, three hundred one".

Divisors: 1 3 19 57 1831 5493 34789 104367 107603 322809 2044457 6133371 197021093 591063279 3743400767 11230202301