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20200012112001 = 361269763953717
BaseRepresentation
bin1001001011111001011101…
…00010111110000010000001
32122112002202120112112200210
410211330232202332002001
510121424111100041001
6110543431335504333
74153255062642561
oct445745642760201
978462676475623
1020200012112001
116488860251157
122322a932280a9
13b36b11c83b77
144db985bb2da1
152506ae3eddd6
hex125f2e8be081

20200012112001 has 32 divisors (see below), whose sum is σ = 27480753619200. Its totient is φ = 13194695105280.

The previous prime is 20200012111991. The next prime is 20200012112003. The reversal of 20200012112001 is 10021121000202.

It is not a de Polignac number, because 20200012112001 - 213 = 20200012103809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20200012112003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 376018195 + ... + 376071911.

It is an arithmetic number, because the mean of its divisors is an integer number (858773550600).

Almost surely, 220200012112001 is an apocalyptic number.

It is an amenable number.

20200012112001 is a deficient number, since it is larger than the sum of its proper divisors (7280741507199).

20200012112001 is a wasteful number, since it uses less digits than its factorization.

20200012112001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61689.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20200012112001 its reverse (10021121000202), we get a palindrome (30221133112203).

The spelling of 20200012112001 in words is "twenty trillion, two hundred billion, twelve million, one hundred twelve thousand, one".

Divisors: 1 3 61 183 269 807 7639 16409 22917 49227 53717 161151 465979 1397937 2054891 3276737 6164673 9830211 14449873 43349619 125348351 376045053 410344163 881442253 1231032489 2644326759 25030993943 75092981829 110382579847 331147739541 6733337370667 20200012112001