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1122212212019 = 7872777513481
BaseRepresentation
bin10000010101001001000…
…011110110110100110011
310222021121220021001100222
4100111021003312310303
5121341242311241034
62215312010203255
7144035315262113
oct20251103666463
93867556231328
101122212212019
113a2a225a0708
121615aa72352b
1381a9389bbb2
143c45b4c9043
151e2d0a4c12e
hex105490f6d33

1122212212019 has 8 divisors (see below), whose sum is σ = 1124044960848. Its totient is φ = 1120380497280.

The previous prime is 1122212212007. The next prime is 1122212212021. The reversal of 1122212212019 is 9102122122211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1122212212019 - 28 = 1122212211763 is a prime.

It is a super-2 number, since 2×11222122120192 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122212212039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1928759 + ... + 2442239.

It is an arithmetic number, because the mean of its divisors is an integer number (140505620106).

Almost surely, 21122212212019 is an apocalyptic number.

1122212212019 is a deficient number, since it is larger than the sum of its proper divisors (1832748829).

1122212212019 is an equidigital number, since it uses as much as digits as its factorization.

1122212212019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517045.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 1122212212019 in words is "one trillion, one hundred twenty-two billion, two hundred twelve million, two hundred twelve thousand, nineteen".

Divisors: 1 787 2777 513481 2185499 404109547 1425936737 1122212212019