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1112220220291 is a prime number
BaseRepresentation
bin10000001011110101011…
…111011011101110000011
310221022211112120021112021
4100023311133123232003
5121210311334022131
62210540311142311
7143232565612645
oct20136537335603
93838745507467
101112220220291
11399765356404
1215b680374997
1380b6075685b
143bb9044c895
151dde8721e11
hex102f57dbb83

1112220220291 has 2 divisors, whose sum is σ = 1112220220292. Its totient is φ = 1112220220290.

The previous prime is 1112220220277. The next prime is 1112220220337. The reversal of 1112220220291 is 1920220222111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1112220220291 - 213 = 1112220212099 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112220220201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556110110145 + 556110110146.

It is an arithmetic number, because the mean of its divisors is an integer number (556110110146).

Almost surely, 21112220220291 is an apocalyptic number.

1112220220291 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112220220291 is an equidigital number, since it uses as much as digits as its factorization.

1112220220291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 1112220220291 in words is "one trillion, one hundred twelve billion, two hundred twenty million, two hundred twenty thousand, two hundred ninety-one".