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222001001020101 = 37910319945700009
BaseRepresentation
bin110010011110100010100010…
…110011100011101011000101
31002010001002101110112111121210
4302132202202303203223011
5213044231022230120401
62104053504004002033
764522020521354442
oct6236424263435305
91063032343474553
10222001001020101
1164811106581406
1220a95346090319
1396b47b2310564
143cb6c976669c9
151a9eb4ec364d6
hexc9e8a2ce3ac5

222001001020101 has 32 divisors (see below), whose sum is σ = 304179266560000. Its totient is φ = 143981348404608.

The previous prime is 222001001020079. The next prime is 222001001020109. The reversal of 222001001020101 is 101020100100222.

222001001020101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222001001020101 - 242 = 217602954508997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222001001020109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17992216 + ... + 27707793.

It is an arithmetic number, because the mean of its divisors is an integer number (9505602080000).

Almost surely, 2222001001020101 is an apocalyptic number.

It is an amenable number.

222001001020101 is a deficient number, since it is larger than the sum of its proper divisors (82178265539899).

222001001020101 is a wasteful number, since it uses less digits than its factorization.

222001001020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45700393.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 222001001020101 its reverse (101020100100222), we get a palindrome (323021101120323).

The spelling of 222001001020101 in words is "two hundred twenty-two trillion, one billion, one million, twenty thousand, one hundred one".

Divisors: 1 3 79 103 199 237 309 597 8137 15721 20497 24411 47163 61491 1619263 4857789 45700009 137100027 3610300711 4707100927 9094301791 10830902133 14121302781 27282905373 371860973233 718449841489 936713084473 1115582919699 2155349524467 2810139253419 74000333673367 222001001020101