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10200000020211 = 324569012480479
BaseRepresentation
bin1001010001101101111101…
…1000001011111011110011
31100010002222112112222001100
42110123133120023323303
52314104100001121321
633405452035335443
72101632336434241
oct224333730137363
940102875488040
1010200000020211
113282883109421
1211889b3451583
1358cb18483951
1427397b217791
1512a4d33bd326
hex946df60bef3

10200000020211 has 12 divisors (see below), whose sum is σ = 14733371548480. Its totient is φ = 6799982389200.

The previous prime is 10200000020209. The next prime is 10200000020219. The reversal of 10200000020211 is 11202000000201.

It is not a de Polignac number, because 10200000020211 - 21 = 10200000020209 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10200000020193 and 10200000020202.

It is not an unprimeable number, because it can be changed into a prime (10200000020219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2871870 + ... + 5352348.

Almost surely, 210200000020211 is an apocalyptic number.

10200000020211 is a deficient number, since it is larger than the sum of its proper divisors (4533371528269).

10200000020211 is a wasteful number, since it uses less digits than its factorization.

10200000020211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2937386 (or 2937383 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10200000020211 its reverse (11202000000201), we get a palindrome (21402000020412).

The spelling of 10200000020211 in words is "ten trillion, two hundred billion, twenty thousand, two hundred eleven".

Divisors: 1 3 9 456901 1370703 2480479 4112109 7441437 22324311 1133333335579 3400000006737 10200000020211