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2130122103 = 34639153059
BaseRepresentation
bin111111011110111…
…0001010101110111
312111110012102012020
41332331301111313
513330302401403
6551211524223
7103533511344
oct17675612567
95443172166
102130122103
119a344229a
124b5459673
1327c4065a5
14162c8b7cb
15c7017453
hex7ef71577

2130122103 has 8 divisors (see below), whose sum is σ = 2840793600. Its totient is φ = 1419766008.

The previous prime is 2130122087. The next prime is 2130122107. The reversal of 2130122103 is 3012210312.

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

It is not a de Polignac number, because 2130122103 - 24 = 2130122087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130122107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62613 + ... + 90446.

It is an arithmetic number, because the mean of its divisors is an integer number (355099200).

Almost surely, 22130122103 is an apocalyptic number.

2130122103 is a deficient number, since it is larger than the sum of its proper divisors (710671497).

2130122103 is a wasteful number, since it uses less digits than its factorization.

2130122103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157701.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2130122103 is about 46153.2458555192. The cubic root of 2130122103 is about 1286.6729366105.

Adding to 2130122103 its reverse (3012210312), we get a palindrome (5142332415).

The spelling of 2130122103 in words is "two billion, one hundred thirty million, one hundred twenty-two thousand, one hundred three".

Divisors: 1 3 4639 13917 153059 459177 710040701 2130122103