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2002033233221 = 710918231439329
BaseRepresentation
bin11101001000100010011…
…110101100110101000101
321002101121010201210121012
4131020202132230311011
5230300131001430341
64131415452132005
7264433151462510
oct35104236546505
97071533653535
102002033233221
1170206a62701a
12284010a67005
13116a38876258
146cc82919d77
15371267570eb
hex1d2227acd45

2002033233221 has 16 divisors (see below), whose sum is σ = 2310297369600. Its totient is φ = 1699351239168.

The previous prime is 2002033233217. The next prime is 2002033233251. The reversal of 2002033233221 is 1223323302002.

It is a cyclic number.

It is not a de Polignac number, because 2002033233221 - 22 = 2002033233217 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 (2002033233251) 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, 671285 + ... + 2110613.

It is an arithmetic number, because the mean of its divisors is an integer number (144393585600).

Almost surely, 22002033233221 is an apocalyptic number.

It is an amenable number.

2002033233221 is a deficient number, since it is larger than the sum of its proper divisors (308264136379).

2002033233221 is a wasteful number, since it uses less digits than its factorization.

2002033233221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1441268.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 2002033233221 its reverse (1223323302002), we get a palindrome (3225356535223).

The spelling of 2002033233221 in words is "two trillion, two billion, thirty-three million, two hundred thirty-three thousand, two hundred twenty-one".

Divisors: 1 7 109 763 1823 12761 198707 1390949 1439329 10075303 156886861 1098208027 2623896767 18367277369 286004747603 2002033233221