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2002202120 = 235431164071
BaseRepresentation
bin111011101010111…
…0010111000001000
312011112111101222002
41313111302320020
513100030431440
6530402050132
7100421302652
oct16725627010
95145441862
102002202120
119382110a6
1247a649948
1325ba687a9
1414dcad6d2
15bab9a115
hex77572e08

2002202120 has 32 divisors (see below), whose sum is σ = 4609725120. Its totient is φ = 782255040.

The previous prime is 2002202113. The next prime is 2002202131. The reversal of 2002202120 is 212022002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 580316 + ... + 583755.

It is an arithmetic number, because the mean of its divisors is an integer number (144053910).

Almost surely, 22002202120 is an apocalyptic number.

2002202120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002202120 is an abundant number, since it is smaller than the sum of its proper divisors (2607523000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2002202120 is a wasteful number, since it uses less digits than its factorization.

2002202120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164125 (or 1164121 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2002202120 is about 44745.9732266491. The cubic root of 2002202120 is about 1260.3832965063.

Adding to 2002202120 its reverse (212022002), we get a palindrome (2214224122).

The spelling of 2002202120 in words is "two billion, two million, two hundred two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 43 86 172 215 344 430 860 1720 1164071 2328142 4656284 5820355 9312568 11640710 23281420 46562840 50055053 100110106 200220212 250275265 400440424 500550530 1001101060 2002202120