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1002102002 = 211101450991
BaseRepresentation
bin111011101110101…
…101110011110010
32120211122001111222
4323232231303302
54023014231002
6243234305042
733555504116
oct7356556362
92524561458
101002102002
1147472a080
1223b728182
1312c7c4b85
1497137746
155ce991a2
hex3bbadcf2

1002102002 has 16 divisors (see below), whose sum is σ = 1656042624. Its totient is φ = 450990000.

The previous prime is 1002101999. The next prime is 1002102041. The reversal of 1002102002 is 2002012001.

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, 223274 + ... + 227717.

It is an arithmetic number, because the mean of its divisors is an integer number (103502664).

Almost surely, 21002102002 is an apocalyptic number.

1002102002 is a deficient number, since it is larger than the sum of its proper divisors (653940622).

1002102002 is a wasteful number, since it uses less digits than its factorization.

1002102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451105.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 1002102002 is about 31655.9947245384. The cubic root of 1002102002 is about 1000.7001769711.

Adding to 1002102002 its reverse (2002012001), we get a palindrome (3004114003).

Subtracting 1002102002 from its reverse (2002012001), we obtain a palindrome (999909999).

The spelling of 1002102002 in words is "one billion, two million, one hundred two thousand, two".

Divisors: 1 2 11 22 101 202 1111 2222 450991 901982 4960901 9921802 45550091 91100182 501051001 1002102002