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1112120001222 = 231845710042441
BaseRepresentation
bin10000001011101111100…
…001001000001011000110
310221022120112222121210220
4100023233201020023012
5121210110210014342
62210522331125210
7143230241016036
oct20135741101306
93838515877726
101112120001222
1139971382532a
1215b6528a3806
1380b45a67429
143bb810018c6
151dddea275ec
hex102ef8482c6

1112120001222 has 16 divisors (see below), whose sum is σ = 2224360733232. Its totient is φ = 370686545280.

The previous prime is 1112120001143. The next prime is 1112120001283. The reversal of 1112120001222 is 2221000212111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4910479 + ... + 5131962.

It is an arithmetic number, because the mean of its divisors is an integer number (139022545827).

Almost surely, 21112120001222 is an apocalyptic number.

1112120001222 is an abundant number, since it is smaller than the sum of its proper divisors (1112240732010).

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

1112120001222 is a wasteful number, since it uses less digits than its factorization.

1112120001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10060903.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1112120001222 its reverse (2221000212111), we get a palindrome (3333120213333).

The spelling of 1112120001222 in words is "one trillion, one hundred twelve billion, one hundred twenty million, one thousand, two hundred twenty-two".

Divisors: 1 2 3 6 18457 36914 55371 110742 10042441 20084882 30127323 60254646 185353333537 370706667074 556060000611 1112120001222