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1102030111001 = 1377238001787
BaseRepresentation
bin10000000010010110000…
…111010000000100011001
310220100112101002002111002
4100002112013100010121
5121023424202023001
62202133213514345
7142422222246341
oct20022607200431
93810471062432
101102030111001
113954062a4486
121596b77a29b5
137cbc8565ca1
143b4a4d5dd21
151d9edd1046b
hex100961d0119

1102030111001 has 4 divisors (see below), whose sum is σ = 1102038250512. Its totient is φ = 1102021971492.

The previous prime is 1102030110977. The next prime is 1102030111009. The reversal of 1102030111001 is 1001110302011.

It is a happy number.

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 not a de Polignac number, because 1102030111001 - 214 = 1102030094617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102030111009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3863171 + ... + 4138616.

It is an arithmetic number, because the mean of its divisors is an integer number (275509562628).

Almost surely, 21102030111001 is an apocalyptic number.

It is an amenable number.

1102030111001 is a deficient number, since it is larger than the sum of its proper divisors (8139511).

1102030111001 is an equidigital number, since it uses as much as digits as its factorization.

1102030111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8139510.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 1102030111001 its reverse (1001110302011), we get a palindrome (2103140413012).

The spelling of 1102030111001 in words is "one trillion, one hundred two billion, thirty million, one hundred eleven thousand, one".

Divisors: 1 137723 8001787 1102030111001