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1202121000006 = 23533780254717
BaseRepresentation
bin10001011111100011111…
…111101100010001000110
311020220212212202002000020
4101133203333230101012
5124143420434000011
62320125145000010
7152564451622353
oct21374377542106
94226785662006
101202121000006
114238a8a68863
12174b8ba83006
1389489b491b4
144227c0bd62a
152140b000006
hex117e3fec446

1202121000006 has 16 divisors (see below), whose sum is σ = 2449605057264. Its totient is φ = 393146490464.

The previous prime is 1202120999999. The next prime is 1202121000011. The reversal of 1202121000006 is 6000001212021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1890127041 + ... + 1890127676.

It is an arithmetic number, because the mean of its divisors is an integer number (153100316079).

Almost surely, 21202121000006 is an apocalyptic number.

1202121000006 is an abundant number, since it is smaller than the sum of its proper divisors (1247484057258).

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

1202121000006 is a wasteful number, since it uses less digits than its factorization.

1202121000006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3780254775.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1202121000006 its reverse (6000001212021), we get a palindrome (7202122212027).

The spelling of 1202121000006 in words is "one trillion, two hundred two billion, one hundred twenty-one million, six", and thus it is an aban number.

Divisors: 1 2 3 6 53 106 159 318 3780254717 7560509434 11340764151 22681528302 200353500001 400707000002 601060500003 1202121000006