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20010200111210 = 258248324259787
BaseRepresentation
bin1001000110010111111001…
…10111101001100001101010
32121211221211020202211202102
410203023330313221201222
510110321342212024320
6110320320425533402
74133455261363301
oct443137467514152
977757736684672
1020010200111210
116415307330611
1222b213b644262
13b21c52596cba
144d26dabd1438
1524a7a05c1175
hex1232fcde986a

20010200111210 has 16 divisors (see below), whose sum is σ = 36018798361056. Its totient is φ = 8003982675408.

The previous prime is 20010200111203. The next prime is 20010200111227. The reversal of 20010200111210 is 1211100201002.

It is a junction number, because it is equal to n+sod(n) for n = 20010200111191 and 20010200111200.

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, 11305064 + ... + 12954723.

It is an arithmetic number, because the mean of its divisors is an integer number (2251174897566).

Almost surely, 220010200111210 is an apocalyptic number.

20010200111210 is a deficient number, since it is larger than the sum of its proper divisors (16008598249846).

20010200111210 is a wasteful number, since it uses less digits than its factorization.

20010200111210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24342277.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20010200111210 its reverse (1211100201002), we get a palindrome (21221300312212).

The spelling of 20010200111210 in words is "twenty trillion, ten billion, two hundred million, one hundred eleven thousand, two hundred ten".

Divisors: 1 2 5 10 82483 164966 412415 824830 24259787 48519574 121298935 242597870 2001020011121 4002040022242 10005100055605 20010200111210