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2220210121101 = 37216834875907
BaseRepresentation
bin100000010011101110110…
…101011110100110001101
321212020202021001001200020
4200103232311132212031
5242333442242333401
64415541144052353
7316255606435650
oct40235665364615
97766667031606
102220210121101
11786649807105
122ba35ba640b9
1313149894a18b
147965cb11897
153cb45875d36
hex204eed5e98d

2220210121101 has 16 divisors (see below), whose sum is σ = 3383334050304. Its totient is φ = 1268632726704.

The previous prime is 2220210121079. The next prime is 2220210121117. The reversal of 2220210121101 is 1011210120222.

It is not a de Polignac number, because 2220210121101 - 29 = 2220210120589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220210121201) 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, 1982611 + ... + 2893296.

It is an arithmetic number, because the mean of its divisors is an integer number (211458378144).

Almost surely, 22220210121101 is an apocalyptic number.

2220210121101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2220210121101 is a deficient number, since it is larger than the sum of its proper divisors (1163123929203).

2220210121101 is a wasteful number, since it uses less digits than its factorization.

2220210121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4897600.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2220210121101 its reverse (1011210120222), we get a palindrome (3231420241323).

The spelling of 2220210121101 in words is "two trillion, two hundred twenty billion, two hundred ten million, one hundred twenty-one thousand, one hundred one".

Divisors: 1 3 7 21 21683 65049 151781 455343 4875907 14627721 34131349 102394047 105724291481 317172874443 740070040367 2220210121101