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11212202020103 = 75413295906733
BaseRepresentation
bin1010001100101000101101…
…0100011000110100000111
31110200212122122012012122022
42203022023110120310013
52432200042204120403
635502451533153355
72235024550454060
oct243121324306407
943625578165568
1011212202020103
113633082814447
121310bbb92b85b
136343c96bb666
142aa960021567
151469c5ea6d38
hexa328b518d07

11212202020103 has 8 divisors (see below), whose sum is σ = 12816312463008. Its totient is φ = 9608683401504.

The previous prime is 11212202020091. The next prime is 11212202020109. The reversal of 11212202020103 is 30102020221211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11212202020103 - 212 = 11212202016007 is a prime.

It is a super-2 number, since 2×112122020201032 (a number of 27 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 (11212202020109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147915476 + ... + 147991257.

It is an arithmetic number, because the mean of its divisors is an integer number (1602039057876).

Almost surely, 211212202020103 is an apocalyptic number.

11212202020103 is a deficient number, since it is larger than the sum of its proper divisors (1604110442905).

11212202020103 is an equidigital number, since it uses as much as digits as its factorization.

11212202020103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295912153.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11212202020103 its reverse (30102020221211), we get a palindrome (41314222241314).

The spelling of 11212202020103 in words is "eleven trillion, two hundred twelve billion, two hundred two million, twenty thousand, one hundred three".

Divisors: 1 7 5413 37891 295906733 2071347131 1601743145729 11212202020103