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20020022311102 = 2117379157794523
BaseRepresentation
bin1001000110101010001100…
…10100010111100010111110
32121212220011202222021222121
410203111012110113202332
510111002001202423402
6110325023221433154
74134253546611502
oct443250624274276
977786152867877
1020020022311102
116419497745790
1222b4020b6b7ba
13b22b594a09b8
144d2d8d4b0302
1524ab77a5c837
hex1235465178be

20020022311102 has 32 divisors (see below), whose sum is σ = 33629168954880. Its totient is φ = 8861740355520.

The previous prime is 20020022311049. The next prime is 20020022311109. The reversal of 20020022311102 is 20111322002002.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20020022311109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78770388 + ... + 79024135.

It is an arithmetic number, because the mean of its divisors is an integer number (1050911529840).

Almost surely, 220020022311102 is an apocalyptic number.

20020022311102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20020022311102 is a deficient number, since it is larger than the sum of its proper divisors (13609146643778).

20020022311102 is a wasteful number, since it uses less digits than its factorization.

20020022311102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157794688.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20020022311102 its reverse (20111322002002), we get a palindrome (40131344313104).

The spelling of 20020022311102 in words is "twenty trillion, twenty billion, twenty-two million, three hundred eleven thousand, one hundred two".

Divisors: 1 2 11 22 73 79 146 158 803 869 1606 1738 5767 11534 63437 126874 157794523 315589046 1735739753 3471479506 11519000179 12465767317 23038000358 24931534634 126709001969 137123440487 253418003938 274246880974 910001014141 1820002028282 10010011155551 20020022311102