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103102110101 = 663471553983
BaseRepresentation
bin110000000000101011…
…1010101100110010101
3100212010100210212022102
41200001113111212111
53142123120010401
6115210420011445
710306652322164
oct1400127254625
9325110725272
10103102110101
113a7a84a9361
1217b94830b85
1399513c6053
144dc10473db
152a3674d56b
hex18015d5995

103102110101 has 4 divisors (see below), whose sum is σ = 103103730432. Its totient is φ = 103100489772.

The previous prime is 103102110091. The next prime is 103102110127. The reversal of 103102110101 is 101011201301.

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, and also an emirpimes, since its reverse is a distinct semiprime: 101011201301 = 106319501571.

It is a cyclic number.

It is not a de Polignac number, because 103102110101 - 26 = 103102110037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103102110301) 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, 710645 + ... + 843338.

It is an arithmetic number, because the mean of its divisors is an integer number (25775932608).

Almost surely, 2103102110101 is an apocalyptic number.

It is an amenable number.

103102110101 is a deficient number, since it is larger than the sum of its proper divisors (1620331).

103102110101 is an equidigital number, since it uses as much as digits as its factorization.

103102110101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620330.

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

Adding to 103102110101 its reverse (101011201301), we get a palindrome (204113311402).

The spelling of 103102110101 in words is "one hundred three billion, one hundred two million, one hundred ten thousand, one hundred one".

Divisors: 1 66347 1553983 103102110101