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1112123103101 = 4723662193683
BaseRepresentation
bin10000001011101111101…
…100111101011101111101
310221022120202211012210022
4100023233230331131331
5121210112003244401
62210522521421525
7143230306255313
oct20135754753575
93838522735708
101112123103101
1139971555386a
1215b65393a8a5
1380b465b226a
143bb815ac0b3
151dddee3b71b
hex102efb3d77d

1112123103101 has 4 divisors (see below), whose sum is σ = 1135785296832. Its totient is φ = 1088460909372.

The previous prime is 1112123102999. The next prime is 1112123103137. The reversal of 1112123103101 is 1013013212111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1112123103101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1112123103101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112123105101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11831096795 + ... + 11831096888.

It is an arithmetic number, because the mean of its divisors is an integer number (283946324208).

Almost surely, 21112123103101 is an apocalyptic number.

It is an amenable number.

1112123103101 is a deficient number, since it is larger than the sum of its proper divisors (23662193731).

1112123103101 is an equidigital number, since it uses as much as digits as its factorization.

1112123103101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23662193730.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1112123103101 its reverse (1013013212111), we get a palindrome (2125136315212).

The spelling of 1112123103101 in words is "one trillion, one hundred twelve billion, one hundred twenty-three million, one hundred three thousand, one hundred one".

Divisors: 1 47 23662193683 1112123103101