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201201211310 = 25115334511357
BaseRepresentation
bin1011101101100010000…
…1101101011110101110
3201020100001120112122012
42323120201231132232
511244030002230220
6232233000121222
720351645035541
oct2733041553656
9636301515565
10201201211310
1178368925020
1232bb1a66212
1315c86148ab8
149a49848858
155378b4dac5
hex2ed886d7ae

201201211310 has 32 divisors (see below), whose sum is σ = 402540479712. Its totient is φ = 71783620480.

The previous prime is 201201211283. The next prime is 201201211333. The reversal of 201201211310 is 13112102102.

It is a super-2 number, since 2×2012012113102 (a number of 23 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 15 ways as a sum of consecutive naturals, for example, 17249849 + ... + 17261508.

It is an arithmetic number, because the mean of its divisors is an integer number (12579389991).

Almost surely, 2201201211310 is an apocalyptic number.

201201211310 is an abundant number, since it is smaller than the sum of its proper divisors (201339268402).

201201211310 is a wasteful number, since it uses less digits than its factorization.

201201211310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34511428.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 201201211310 its reverse (13112102102), we get a palindrome (214313313412).

The spelling of 201201211310 in words is "two hundred one billion, two hundred one million, two hundred eleven thousand, three hundred ten".

Divisors: 1 2 5 10 11 22 53 55 106 110 265 530 583 1166 2915 5830 34511357 69022714 172556785 345113570 379624927 759249854 1829101921 1898124635 3658203842 3796249270 9145509605 18291019210 20120121131 40240242262 100600605655 201201211310