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101201211111112 = 2379971812602291
BaseRepresentation
bin10111000000101010111110…
…001111010011011011001000
3111021022202000101221110101021
4113000222332033103123020
5101231040040021023422
6555123110005402224
730213355232131420
oct2700527617233310
9437282011843337
10101201211111112
112a2782133a8a42
12b425580a09374
134461305615638
141adc24411d480
15ba772098cdc7
hex5c0abe3d36c8

101201211111112 has 32 divisors (see below), whose sum is σ = 217077250489920. Its totient is φ = 43328445140160.

The previous prime is 101201211111067. The next prime is 101201211111113. The reversal of 101201211111112 is 211111112102101.

It is not an unprimeable number, because it can be changed into a prime (101201211111113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 906245314 + ... + 906356977.

It is an arithmetic number, because the mean of its divisors is an integer number (6783664077810).

Almost surely, 2101201211111112 is an apocalyptic number.

It is an amenable number.

101201211111112 is an abundant number, since it is smaller than the sum of its proper divisors (115876039378808).

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

101201211111112 is a wasteful number, since it uses less digits than its factorization.

101201211111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1812603301 (or 1812603297 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 101201211111112 its reverse (211111112102101), we get a palindrome (312312323213213).

The spelling of 101201211111112 in words is "one hundred one trillion, two hundred one billion, two hundred eleven million, one hundred eleven thousand, one hundred twelve".

Divisors: 1 2 4 7 8 14 28 56 997 1994 3988 6979 7976 13958 27916 55832 1812602291 3625204582 7250409164 12688216037 14500818328 25376432074 50752864148 101505728296 1807164484127 3614328968254 7228657936508 12650151388889 14457315873016 25300302777778 50600605555556 101201211111112