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1112110221112 = 2311317144727551
BaseRepresentation
bin10000001011101110111…
…011110100011100111000
310221022112212120202000121
4100023232323310130320
5121210100204033422
62210521341343024
7143230061623432
oct20135673643470
93838485522017
101112110221112
113997092553a0
1215b64b567a74
1380b43a21997
143bb7d9b7652
151ddddc448c7
hex102eeef4738

1112110221112 has 64 divisors (see below), whose sum is σ = 2283606743040. Its totient is φ = 503543472000.

The previous prime is 1112110221067. The next prime is 1112110221121. The reversal of 1112110221112 is 2111220112111.

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, 40351737 + ... + 40379287.

It is an arithmetic number, because the mean of its divisors is an integer number (35681355360).

Almost surely, 21112110221112 is an apocalyptic number.

It is an amenable number.

1112110221112 is an abundant number, since it is smaller than the sum of its proper divisors (1171496521928).

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

1112110221112 is a wasteful number, since it uses less digits than its factorization.

1112110221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29332 (or 29328 counting only the distinct ones).

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

Adding to 1112110221112 its reverse (2111220112111), we get a palindrome (3223330333223).

The spelling of 1112110221112 in words is "one trillion, one hundred twelve billion, one hundred ten million, two hundred twenty-one thousand, one hundred twelve".

Divisors: 1 2 4 8 11 22 44 88 317 634 1268 1447 2536 2894 3487 5788 6974 11576 13948 15917 27551 27896 31834 55102 63668 110204 127336 220408 303061 458699 606122 917398 1212244 1834796 2424488 3669592 5045689 8733667 10091378 17467334 20182756 34934668 39866297 40365512 69869336 79732594 96070337 159465188 192140674 318930376 384281348 438529267 768562696 877058534 1754117068 3508234136 12637616149 25275232298 50550464596 101100929192 139013777639 278027555278 556055110556 1112110221112