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1220030011310 = 2511291672290147
BaseRepresentation
bin10001110000001111011…
…101001001011110101110
311022122002222201010000012
4101300033131021132232
5124442110140330220
62332250221133222
7154100323663325
oct21601735113656
94278088633005
101220030011310
11430459154050
121785496ba212
138b08226c7c6
144309a7c30bc
1521b083d3ac5
hex11c0f7497ae

1220030011310 has 64 divisors (see below), whose sum is σ = 2493146718720. Its totient is φ = 425783944320.

The previous prime is 1220030011303. The next prime is 1220030011393. The reversal of 1220030011310 is 131100300221.

It is a super-2 number, since 2×12200300113102 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 612344 + ... + 1677803.

It is an arithmetic number, because the mean of its divisors is an integer number (38955417480).

Almost surely, 21220030011310 is an apocalyptic number.

1220030011310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220030011310 is an abundant number, since it is smaller than the sum of its proper divisors (1273116707410).

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

1220030011310 is a wasteful number, since it uses less digits than its factorization.

1220030011310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290361.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1220030011310 its reverse (131100300221), we get a palindrome (1351130311531).

The spelling of 1220030011310 in words is "one trillion, two hundred twenty billion, thirty million, eleven thousand, three hundred ten".

Divisors: 1 2 5 10 11 22 29 55 58 110 145 167 290 319 334 638 835 1595 1670 1837 3190 3674 4843 9185 9686 18370 24215 48430 53273 106546 266365 532730 2290147 4580294 11450735 22901470 25191617 50383234 66414263 125958085 132828526 251916170 332071315 382454549 664142630 730556893 764909098 1461113786 1912272745 3652784465 3824545490 4207000039 7305568930 8414000078 11091181921 21035000195 22182363842 42070000390 55455909605 110911819210 122003001131 244006002262 610015005655 1220030011310