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220220000002101 = 31123290144927539
BaseRepresentation
bin110010000100100111110110…
…110111110110000000110101
31001212201211022102220121212010
4302010213312313312000311
5212331041030000031401
62100211401003114433
764246240615446441
oct6204476667660065
91055654272817763
10220220000002101
1164194860972140
1220848140512a19
1395b587026a648
143c549c2249821
151a6d663115ed6
hexc849f6df6035

220220000002101 has 16 divisors (see below), whose sum is σ = 334246956526080. Its totient is φ = 127663768116720.

The previous prime is 220220000002099. The next prime is 220220000002129. The reversal of 220220000002101 is 101200000022022.

It is not a de Polignac number, because 220220000002101 - 21 = 220220000002099 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220220000002001) 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, 145072463011 + ... + 145072464528.

It is an arithmetic number, because the mean of its divisors is an integer number (20890434782880).

Almost surely, 2220220000002101 is an apocalyptic number.

It is an amenable number.

220220000002101 is a deficient number, since it is larger than the sum of its proper divisors (114026956523979).

220220000002101 is a wasteful number, since it uses less digits than its factorization.

220220000002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290144927576.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 220220000002101 its reverse (101200000022022), we get a palindrome (321420000024123).

The spelling of 220220000002101 in words is "two hundred twenty trillion, two hundred twenty billion, two thousand, one hundred one".

Divisors: 1 3 11 23 33 69 253 759 290144927539 870434782617 3191594202929 6673333333397 9574782608787 20020000000191 73406666667367 220220000002101