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122010002 = 261005001
BaseRepresentation
bin1110100010110…
…11100110010010
322111120202020222
413101123212102
5222213310002
620035033042
73011032202
oct721334622
9274522228
10122010002
1162964a14
1234a3b782
131c37ba8a
14122c0402
15aaa11a2
hex745b992

122010002 has 4 divisors (see below), whose sum is σ = 183015006. Its totient is φ = 61005000.

The previous prime is 122009999. The next prime is 122010013. The reversal of 122010002 is 200010221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200010221 = 1511324571.

It can be written as a sum of positive squares in only one way, i.e., 97990201 + 24019801 = 9899^2 + 4901^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30502499 + ... + 30502502.

Almost surely, 2122010002 is an apocalyptic number.

122010002 is a deficient number, since it is larger than the sum of its proper divisors (61005004).

122010002 is an equidigital number, since it uses as much as digits as its factorization.

122010002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61005003.

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

The square root of 122010002 is about 11045.8137771737. The cubic root of 122010002 is about 495.9811197505.

Adding to 122010002 its reverse (200010221), we get a palindrome (322020223).

The spelling of 122010002 in words is "one hundred twenty-two million, ten thousand, two".

Divisors: 1 2 61005001 122010002